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Label Class Base field Conductor norm Rank Torsion CM Sato-Tate Regulator Period Leading coeff j-invariant Weierstrass coefficients Weierstrass equation
9.1-a1 9.1-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $79.01005269$ 2.351448007 \( \frac{841510}{729} a^{2} - \frac{114433}{729} a - \frac{1729327}{243} \) \( \bigl[a^{2} - a - 5\) , \( a\) , \( a^{2} - a - 5\) , \( a - 3\) , \( -2\bigr] \) ${y}^2+\left(a^{2}-a-5\right){x}{y}+\left(a^{2}-a-5\right){y}={x}^{3}+a{x}^{2}+\left(a-3\right){x}-2$
9.1-a2 9.1-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $39.50502634$ 2.351448007 \( -\frac{4693612176319}{531441} a^{2} + \frac{2037168538759}{531441} a + \frac{10678157576125}{177147} \) \( \bigl[a^{2} - a - 5\) , \( a\) , \( a^{2} - a - 5\) , \( 6 a - 3\) , \( 3 a^{2} - 2 a - 8\bigr] \) ${y}^2+\left(a^{2}-a-5\right){x}{y}+\left(a^{2}-a-5\right){y}={x}^{3}+a{x}^{2}+\left(6a-3\right){x}+3a^{2}-2a-8$
9.1-b1 9.1-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.168625337$ $55.72676915$ 2.516994322 \( -\frac{4693612176319}{531441} a^{2} + \frac{2037168538759}{531441} a + \frac{10678157576125}{177147} \) \( \bigl[a^{2} - 5\) , \( 0\) , \( a + 1\) , \( 14 a^{2} + 5 a - 131\) , \( -80 a^{2} + 72 a + 437\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(14a^{2}+5a-131\right){x}-80a^{2}+72a+437$
9.1-b2 9.1-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.084312668$ $111.4535383$ 2.516994322 \( \frac{841510}{729} a^{2} - \frac{114433}{729} a - \frac{1729327}{243} \) \( \bigl[a^{2} - 5\) , \( 0\) , \( a + 1\) , \( -a^{2} + 4\) , \( -a^{2} + a + 2\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a^{2}+4\right){x}-a^{2}+a+2$
9.2-a1 9.2-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $54.81782187$ 1.631453892 \( \frac{6119738}{729} a^{2} + \frac{6387025}{243} a + \frac{7273555}{729} \) \( \bigl[a^{2} - 5\) , \( -a + 1\) , \( a^{2} - a - 4\) , \( -5 a^{2} + 4 a + 12\) , \( -11 a^{2} + 29 a + 26\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-5a^{2}+4a+12\right){x}-11a^{2}+29a+26$
9.2-a2 9.2-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $27.40891093$ 1.631453892 \( \frac{1562938292873}{531441} a^{2} - \frac{1250189673767}{177147} a - \frac{1945619955923}{531441} \) \( \bigl[a^{2} - 5\) , \( -a + 1\) , \( a^{2} - a - 4\) , \( -50 a^{2} + 109 a + 67\) , \( -459 a^{2} + 1093 a + 582\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-50a^{2}+109a+67\right){x}-459a^{2}+1093a+582$
9.2-a3 9.2-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $13.70445546$ 1.631453892 \( \frac{39726140295455}{282429536481} a^{2} - \frac{88745335080854}{94143178827} a + \frac{904943803858369}{282429536481} \) \( \bigl[a^{2} - 5\) , \( -a + 1\) , \( a^{2} - a - 4\) , \( -45 a^{2} + 134 a + 77\) , \( -427 a^{2} + 1003 a + 536\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-45a^{2}+134a+77\right){x}-427a^{2}+1003a+536$
9.2-a4 9.2-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.426113867$ 1.631453892 \( \frac{64744115586859225}{729} a^{2} - \frac{51744856766349082}{243} a - \frac{81008808081585001}{729} \) \( \bigl[a^{2} - 5\) , \( -a + 1\) , \( a^{2} - a - 4\) , \( -775 a^{2} + 1764 a + 937\) , \( -26643 a^{2} + 63259 a + 33072\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-775a^{2}+1764a+937\right){x}-26643a^{2}+63259a+33072$
9.2-b1 9.2-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $0.336679175$ $237.5568231$ 1.785245946 \( \frac{6119738}{729} a^{2} + \frac{6387025}{243} a + \frac{7273555}{729} \) \( \bigl[1\) , \( -a^{2} + a + 4\) , \( a^{2} - a - 4\) , \( -15 a^{2} + 34 a + 24\) , \( 96 a^{2} - 230 a - 121\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}^{2}+\left(-15a^{2}+34a+24\right){x}+96a^{2}-230a-121$
9.2-b2 9.2-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $0.673358350$ $118.7784115$ 1.785245946 \( \frac{1562938292873}{531441} a^{2} - \frac{1250189673767}{177147} a - \frac{1945619955923}{531441} \) \( \bigl[1\) , \( -a^{2} + a + 4\) , \( a^{2} - a - 4\) , \( -240 a^{2} + 574 a + 304\) , \( 4880 a^{2} - 11700 a - 6108\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}^{2}+\left(-240a^{2}+574a+304\right){x}+4880a^{2}-11700a-6108$
9.2-b3 9.2-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $1.346716700$ $14.84730144$ 1.785245946 \( \frac{39726140295455}{282429536481} a^{2} - \frac{88745335080854}{94143178827} a + \frac{904943803858369}{282429536481} \) \( \bigl[1\) , \( -a^{2} + a + 4\) , \( a^{2} - a - 4\) , \( -250 a^{2} + 599 a + 314\) , \( 4473 a^{2} - 10722 a - 5605\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}^{2}+\left(-250a^{2}+599a+314\right){x}+4473a^{2}-10722a-5605$
9.2-b4 9.2-b 3.3.1129.1 \( 3^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.336679175$ $59.38920577$ 1.785245946 \( \frac{64744115586859225}{729} a^{2} - \frac{51744856766349082}{243} a - \frac{81008808081585001}{729} \) \( \bigl[1\) , \( -a^{2} + a + 4\) , \( a^{2} - a - 4\) , \( -3830 a^{2} + 9189 a + 4774\) , \( 297403 a^{2} - 713078 a - 372099\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}^{2}+\left(-3830a^{2}+9189a+4774\right){x}+297403a^{2}-713078a-372099$
9.4-a1 9.4-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $124.2118108$ 3.696714597 \( \frac{1182513561599}{3} a^{2} + 1118842847236 a + \frac{1249808156902}{3} \) \( \bigl[a\) , \( a^{2} - 6\) , \( 1\) , \( -92 a^{2} - 255 a - 84\) , \( 1250 a^{2} + 3547 a + 1315\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(a^{2}-6\right){x}^{2}+\left(-92a^{2}-255a-84\right){x}+1250a^{2}+3547a+1315$
9.4-a2 9.4-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $124.2118108$ 3.696714597 \( \frac{1364027}{9} a^{2} + \frac{1290553}{3} a + \frac{1441468}{9} \) \( \bigl[a\) , \( a^{2} - 6\) , \( 1\) , \( -7 a^{2} - 15 a + 6\) , \( 15 a^{2} + 39 a + 7\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(a^{2}-6\right){x}^{2}+\left(-7a^{2}-15a+6\right){x}+15a^{2}+39a+7$
9.4-a3 9.4-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $124.2118108$ 3.696714597 \( -\frac{10034922804609001}{27} a^{2} + \frac{1474490452082767}{9} a + \frac{68294559348248932}{27} \) \( \bigl[1\) , \( -a^{2} + 5\) , \( a\) , \( 244 a^{2} - 112 a - 1671\) , \( -3359 a^{2} + 1493 a + 22889\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(-a^{2}+5\right){x}^{2}+\left(244a^{2}-112a-1671\right){x}-3359a^{2}+1493a+22889$
9.4-a4 9.4-a 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $124.2118108$ 3.696714597 \( \frac{5548052552}{729} a^{2} - \frac{815029481}{243} a - \frac{37757035502}{729} \) \( \bigl[1\) , \( -a^{2} + 5\) , \( a\) , \( 14 a^{2} - 7 a - 96\) , \( -34 a^{2} + 15 a + 230\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(-a^{2}+5\right){x}^{2}+\left(14a^{2}-7a-96\right){x}-34a^{2}+15a+230$
9.4-b1 9.4-b 3.3.1129.1 \( 3^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $108.9974712$ 0.360434988 \( \frac{1182513561599}{3} a^{2} + 1118842847236 a + \frac{1249808156902}{3} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 5\) , \( a^{2} - 4\) , \( 2 a^{2} - 29\) , \( 37 a^{2} - 21 a - 240\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}+\left(-a^{2}+5\right){x}^{2}+\left(2a^{2}-29\right){x}+37a^{2}-21a-240$
9.4-b2 9.4-b 3.3.1129.1 \( 3^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $108.9974712$ 0.360434988 \( \frac{1364027}{9} a^{2} + \frac{1290553}{3} a + \frac{1441468}{9} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 5\) , \( a^{2} - 4\) , \( -3 a^{2} + 16\) , \( -2 a^{2} + 12\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}+\left(-a^{2}+5\right){x}^{2}+\left(-3a^{2}+16\right){x}-2a^{2}+12$
9.4-b3 9.4-b 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $12.11083014$ 0.360434988 \( -\frac{10034922804609001}{27} a^{2} + \frac{1474490452082767}{9} a + \frac{68294559348248932}{27} \) \( \bigl[a\) , \( 0\) , \( a\) , \( 15029 a^{2} - 6624 a - 102288\) , \( 1796834 a^{2} - 792057 a - 12228698\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(15029a^{2}-6624a-102288\right){x}+1796834a^{2}-792057a-12228698$
9.4-b4 9.4-b 3.3.1129.1 \( 3^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $12.11083014$ 0.360434988 \( \frac{5548052552}{729} a^{2} - \frac{815029481}{243} a - \frac{37757035502}{729} \) \( \bigl[a\) , \( 0\) , \( a\) , \( 939 a^{2} - 414 a - 6393\) , \( 28087 a^{2} - 12381 a - 191153\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(939a^{2}-414a-6393\right){x}+28087a^{2}-12381a-191153$
17.1-a1 17.1-a 3.3.1129.1 \( 17 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.249009758$ $169.8809087$ 3.776897740 \( -\frac{635333}{17} a^{2} - \frac{1625995}{17} a - \frac{242032}{17} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + a + 4\) , \( a^{2} - 4\) , \( 4 a^{2} - 14 a + 2\) , \( -47 a^{2} + 109 a + 66\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}^{2}+\left(4a^{2}-14a+2\right){x}-47a^{2}+109a+66$
17.1-a2 17.1-a 3.3.1129.1 \( 17 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.747029275$ $56.62696959$ 3.776897740 \( -\frac{401083814}{4913} a^{2} + \frac{725586167}{4913} a + \frac{1173139856}{4913} \) \( \bigl[a\) , \( a - 1\) , \( a^{2} - a - 4\) , \( -11316 a^{2} + 27133 a + 14159\) , \( -1478065 a^{2} + 3543901 a + 1849381\bigr] \) ${y}^2+a{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-11316a^{2}+27133a+14159\right){x}-1478065a^{2}+3543901a+1849381$
17.1-b1 17.1-b 3.3.1129.1 \( 17 \) $2$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.019076751$ $377.1202270$ 1.926991409 \( -\frac{635333}{17} a^{2} - \frac{1625995}{17} a - \frac{242032}{17} \) \( \bigl[a\) , \( -a - 1\) , \( 0\) , \( -7 a - 3\) , \( 8 a^{2} - a - 2\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-7a-3\right){x}+8a^{2}-a-2$
17.1-b2 17.1-b 3.3.1129.1 \( 17 \) $2$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.019076751$ $125.7067423$ 1.926991409 \( -\frac{401083814}{4913} a^{2} + \frac{725586167}{4913} a + \frac{1173139856}{4913} \) \( \bigl[1\) , \( a^{2} - a - 5\) , \( a^{2} - a - 5\) , \( -2234 a^{2} + 5354 a + 2802\) , \( 127672 a^{2} - 306112 a - 159752\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-5\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-2234a^{2}+5354a+2802\right){x}+127672a^{2}-306112a-159752$
19.1-a1 19.1-a 3.3.1129.1 \( 19 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $2.851714474$ $15.31159601$ 3.898529149 \( -\frac{11923591168}{6859} a^{2} + \frac{28591403008}{6859} a + \frac{14920290304}{6859} \) \( \bigl[0\) , \( a^{2} - 2 a - 4\) , \( a^{2} - 5\) , \( -10 a^{2} + 22 a + 19\) , \( -54 a^{2} + 145 a + 21\bigr] \) ${y}^2+\left(a^{2}-5\right){y}={x}^{3}+\left(a^{2}-2a-4\right){x}^{2}+\left(-10a^{2}+22a+19\right){x}-54a^{2}+145a+21$
19.1-a2 19.1-a 3.3.1129.1 \( 19 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.950571491$ $45.93478804$ 3.898529149 \( \frac{11005952}{19} a^{2} - \frac{4861952}{19} a - \frac{74928128}{19} \) \( \bigl[0\) , \( a^{2} - 2 a - 4\) , \( a^{2} - 4\) , \( 10 a^{2} - 7 a - 60\) , \( 19 a^{2} - 11 a - 126\bigr] \) ${y}^2+\left(a^{2}-4\right){y}={x}^{3}+\left(a^{2}-2a-4\right){x}^{2}+\left(10a^{2}-7a-60\right){x}+19a^{2}-11a-126$
19.1-b1 19.1-b 3.3.1129.1 \( 19 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.035446905$ $391.8577597$ 1.240169548 \( \frac{11005952}{19} a^{2} - \frac{4861952}{19} a - \frac{74928128}{19} \) \( \bigl[0\) , \( a^{2} - a - 4\) , \( a^{2} - 5\) , \( -3 a^{2} - 10 a - 1\) , \( 11 a^{2} + 27 a + 4\bigr] \) ${y}^2+\left(a^{2}-5\right){y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(-3a^{2}-10a-1\right){x}+11a^{2}+27a+4$
19.1-b2 19.1-b 3.3.1129.1 \( 19 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.106340716$ $130.6192532$ 1.240169548 \( -\frac{11923591168}{6859} a^{2} + \frac{28591403008}{6859} a + \frac{14920290304}{6859} \) \( \bigl[0\) , \( a^{2} - a - 4\) , \( a + 1\) , \( -2 a^{2} + 4 a + 6\) , \( a^{2} - 3 a - 3\bigr] \) ${y}^2+\left(a+1\right){y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(-2a^{2}+4a+6\right){x}+a^{2}-3a-3$
24.2-a1 24.2-a 3.3.1129.1 \( 2^{3} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $18.30973923$ 3.814461432 \( -\frac{2562158506859}{69984} a^{2} - \frac{47868240929}{2187} a - \frac{58626468463}{23328} \) \( \bigl[a^{2} - 5\) , \( -a^{2} + a + 5\) , \( a^{2} - 5\) , \( -173 a^{2} + 381 a + 224\) , \( 2741 a^{2} - 6693 a - 3451\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-5\right){y}={x}^{3}+\left(-a^{2}+a+5\right){x}^{2}+\left(-173a^{2}+381a+224\right){x}+2741a^{2}-6693a-3451$
24.2-b1 24.2-b 3.3.1129.1 \( 2^{3} \cdot 3 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $2.689638386$ 0.720426090 \( -\frac{34470214007981}{24} a^{2} + \frac{15194741468753}{24} a + 9774730166859 \) \( \bigl[a^{2} - a - 5\) , \( -a^{2} + a + 6\) , \( 1\) , \( -193 a^{2} - 525 a - 158\) , \( -4160 a^{2} - 11785 a - 4350\bigr] \) ${y}^2+\left(a^{2}-a-5\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+a+6\right){x}^{2}+\left(-193a^{2}-525a-158\right){x}-4160a^{2}-11785a-4350$
24.2-b2 24.2-b 3.3.1129.1 \( 2^{3} \cdot 3 \) 0 $\Z/3\Z$ $\mathrm{SU}(2)$ $1$ $72.62023642$ 0.720426090 \( -\frac{179051}{54} a^{2} + \frac{44194}{27} a + \frac{415541}{18} \) \( \bigl[a^{2} - a - 5\) , \( -a^{2} + a + 6\) , \( 1\) , \( 2 a^{2} + 25 a + 47\) , \( -33 a^{2} - 74 a + 12\bigr] \) ${y}^2+\left(a^{2}-a-5\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+a+6\right){x}^{2}+\left(2a^{2}+25a+47\right){x}-33a^{2}-74a+12$
24.2-c1 24.2-c 3.3.1129.1 \( 2^{3} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.300433549$ $57.09639112$ 1.531550675 \( -\frac{34470214007981}{24} a^{2} + \frac{15194741468753}{24} a + 9774730166859 \) \( \bigl[a^{2} - 5\) , \( a^{2} - 6\) , \( a + 1\) , \( 5 a - 24\) , \( -2 a^{2} - 21 a + 47\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-6\right){x}^{2}+\left(5a-24\right){x}-2a^{2}-21a+47$
24.2-c2 24.2-c 3.3.1129.1 \( 2^{3} \cdot 3 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.100144516$ $171.2891733$ 1.531550675 \( -\frac{179051}{54} a^{2} + \frac{44194}{27} a + \frac{415541}{18} \) \( \bigl[a^{2} - 5\) , \( a^{2} - 6\) , \( a + 1\) , \( 1\) , \( 0\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-6\right){x}^{2}+{x}$
24.2-d1 24.2-d 3.3.1129.1 \( 2^{3} \cdot 3 \) $0 \le r \le 1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $1.926934955$ 1.481154978 \( -\frac{2562158506859}{69984} a^{2} - \frac{47868240929}{2187} a - \frac{58626468463}{23328} \) \( \bigl[1\) , \( a^{2} - a - 4\) , \( a^{2} - 5\) , \( -832 a^{2} + 1998 a + 1031\) , \( -30911 a^{2} + 74118 a + 38663\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-5\right){y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(-832a^{2}+1998a+1031\right){x}-30911a^{2}+74118a+38663$
27.1-a1 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $1.182996264$ 2.253286300 \( \frac{398092198305618758756672}{1853020188851841} a^{2} + \frac{376665820516177558166902}{617673396283947} a + \frac{420765014530370948087545}{1853020188851841} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( -241 a^{2} - 657 a - 254\) , \( -5653 a^{2} - 15839 a - 5884\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(-241a^{2}-657a-254\right){x}-5653a^{2}-15839a-5884$
27.1-a2 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $37.85588046$ 2.253286300 \( -\frac{113624322151340515972}{6561} a^{2} + \frac{50086477418823404924}{6561} a + \frac{257763916523688686789}{2187} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( 19 a^{2} + 13 a - 79\) , \( -55 a^{2} + 54 a + 440\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(19a^{2}+13a-79\right){x}-55a^{2}+54a+440$
27.1-a3 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $9.463970116$ 2.253286300 \( \frac{2261405226768644}{43046721} a^{2} - \frac{1807175611576916}{14348907} a - \frac{2828449287531743}{43046721} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( -21 a^{2} - 27 a - 9\) , \( -119 a^{2} - 128 a - 24\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(-21a^{2}-27a-9\right){x}-119a^{2}-128a-24$
27.1-a4 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $75.71176092$ 2.253286300 \( -\frac{340826049208}{6561} a^{2} + \frac{50070500680}{2187} a + \frac{2319647768305}{6561} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( -a^{2} - 7 a - 4\) , \( a^{2} + 11 a + 14\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(-a^{2}-7a-4\right){x}+a^{2}+11a+14$
27.1-a5 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $151.4235218$ 2.253286300 \( \frac{8172560}{81} a^{2} + \frac{7490512}{27} a + \frac{6898081}{81} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( -a^{2} - 7 a + 1\) , \( 5 a^{2} + 10 a + 2\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(-a^{2}-7a+1\right){x}+5a^{2}+10a+2$
27.1-a6 27.1-a 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $1.182996264$ 2.253286300 \( \frac{1217234252512590754932416}{43046721} a^{2} - \frac{2918515753506175444980194}{43046721} a - \frac{507675596306062380167843}{14348907} \) \( \bigl[1\) , \( a^{2} - 2 a - 5\) , \( a + 1\) , \( -121 a^{2} + 283 a + 156\) , \( -2105 a^{2} + 3727 a + 2064\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(a^{2}-2a-5\right){x}^{2}+\left(-121a^{2}+283a+156\right){x}-2105a^{2}+3727a+2064$
27.1-b1 27.1-b 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $14.22855769$ 1.905576647 \( -\frac{13554012859}{729} a^{2} - \frac{38418473716}{729} a - \frac{4731401608}{243} \) \( \bigl[1\) , \( a^{2} - a - 5\) , \( 0\) , \( 61 a^{2} - 146 a - 77\) , \( 0\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(61a^{2}-146a-77\right){x}$
27.1-b2 27.1-b 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $7.114278846$ 1.905576647 \( \frac{159871529818326538}{27} a^{2} + \frac{453790421722988191}{27} a + \frac{56323150121602070}{9} \) \( \bigl[1\) , \( a^{2} - a - 5\) , \( 0\) , \( -244 a^{2} + 584 a + 308\) , \( -825 a^{2} + 1982 a + 1021\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-244a^{2}+584a+308\right){x}-825a^{2}+1982a+1021$
27.1-b3 27.1-b 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $42.68567308$ 1.905576647 \( -\frac{134339}{27} a^{2} + \frac{140557}{27} a + \frac{678424}{27} \) \( \bigl[a + 1\) , \( 1\) , \( 1\) , \( 1723 a^{2} - 745 a - 11762\) , \( -66712 a^{2} + 29462 a + 453869\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+{x}^{2}+\left(1723a^{2}-745a-11762\right){x}-66712a^{2}+29462a+453869$
27.1-b4 27.1-b 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $21.34283654$ 1.905576647 \( \frac{19839404797}{729} a^{2} - \frac{47464260626}{729} a - \frac{24777620294}{729} \) \( \bigl[a + 1\) , \( 1\) , \( 1\) , \( -1057 a^{2} + 690 a + 6563\) , \( -258397 a^{2} + 116954 a + 1749914\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}+{x}^{2}+\left(-1057a^{2}+690a+6563\right){x}-258397a^{2}+116954a+1749914$
27.1-c1 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.847513997$ 1.154149553 \( \frac{398092198305618758756672}{1853020188851841} a^{2} + \frac{376665820516177558166902}{617673396283947} a + \frac{420765014530370948087545}{1853020188851841} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( -73022 a^{2} - 207268 a - 77184\) , \( -31534042 a^{2} - 89508412 a - 33328576\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-73022a^{2}-207268a-77184\right){x}-31534042a^{2}-89508412a-33328576$
27.1-c2 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $19.39005598$ 1.154149553 \( \frac{2261405226768644}{43046721} a^{2} - \frac{1807175611576916}{14348907} a - \frac{2828449287531743}{43046721} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( -4582 a^{2} - 13003 a - 4849\) , \( -491566 a^{2} - 1395298 a - 519544\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-4582a^{2}-13003a-4849\right){x}-491566a^{2}-1395298a-519544$
27.1-c3 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $38.78011197$ 1.154149553 \( -\frac{340826049208}{6561} a^{2} + \frac{50070500680}{2187} a + \frac{2319647768305}{6561} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( -572 a^{2} - 1628 a - 614\) , \( 9710 a^{2} + 27562 a + 10260\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-572a^{2}-1628a-614\right){x}+9710a^{2}+27562a+10260$
27.1-c4 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $77.56022395$ 1.154149553 \( \frac{8172560}{81} a^{2} + \frac{7490512}{27} a + \frac{6898081}{81} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( -482 a^{2} - 1373 a - 519\) , \( 16530 a^{2} + 46920 a + 17468\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-482a^{2}-1373a-519\right){x}+16530a^{2}+46920a+17468$
27.1-c5 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.847513997$ 1.154149553 \( \frac{1217234252512590754932416}{43046721} a^{2} - \frac{2918515753506175444980194}{43046721} a - \frac{507675596306062380167843}{14348907} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( -302 a^{2} - 738 a - 274\) , \( -1366834 a^{2} - 3880324 a - 1444888\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-302a^{2}-738a-274\right){x}-1366834a^{2}-3880324a-1444888$
27.1-c6 27.1-c 3.3.1129.1 \( 3^{3} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $4.847513997$ 1.154149553 \( -\frac{113624322151340515972}{6561} a^{2} + \frac{50086477418823404924}{6561} a + \frac{257763916523688686789}{2187} \) \( \bigl[a^{2} - 5\) , \( a^{2} - a - 5\) , \( a^{2} - a - 4\) , \( 1998 a^{2} + 5667 a + 2101\) , \( 78186 a^{2} + 221930 a + 82632\bigr] \) ${y}^2+\left(a^{2}-5\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(1998a^{2}+5667a+2101\right){x}+78186a^{2}+221930a+82632$
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  *The rank, regulator and analytic order of Ш are not known for all curves in the database; curves for which these are unknown will not appear in searches specifying one of these quantities.