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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
8.1-a1 8.1-a 3.3.985.1 \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1.067137437$ $24.75261030$ 2.52490185 \( -382637522 a^{2} + \frac{12556080913}{8} a - \frac{2626438959}{2} \) \( \bigl[a^{2} - a - 4\) , \( a^{2} - a - 4\) , \( 1\) , \( 5 a^{2} - a - 23\) , \( -5 a^{2} + 13 a + 45\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+{y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(5a^{2}-a-23\right){x}-5a^{2}+13a+45$
8.1-a2 8.1-a 3.3.985.1 \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.355712479$ $74.25783091$ 2.52490185 \( -116 a^{2} + \frac{217}{2} a - \frac{931}{2} \) \( \bigl[a^{2} - a - 4\) , \( a^{2} - a - 4\) , \( 1\) , \( -a + 2\) , \( -a\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+{y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(-a+2\right){x}-a$
8.1-b1 8.1-b 3.3.985.1 \( 2^{3} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $7.301928065$ $2.971412678$ 2.07397569 \( -382637522 a^{2} + \frac{12556080913}{8} a - \frac{2626438959}{2} \) \( \bigl[a^{2} - 4\) , \( a^{2} - a - 5\) , \( a^{2} - a - 3\) , \( -29 a^{2} + 96 a - 26\) , \( -241 a^{2} + 750 a - 121\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-a-3\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-29a^{2}+96a-26\right){x}-241a^{2}+750a-121$
8.1-b2 8.1-b 3.3.985.1 \( 2^{3} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $2.433976021$ $80.22814231$ 2.07397569 \( -116 a^{2} + \frac{217}{2} a - \frac{931}{2} \) \( \bigl[a^{2} - 4\) , \( a^{2} - a - 5\) , \( a^{2} - a - 3\) , \( a^{2} + a - 6\) , \( 3 a - 3\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-a-3\right){y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(a^{2}+a-6\right){x}+3a-3$
17.1-a1 17.1-a 3.3.985.1 \( 17 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.264486329$ $120.5044270$ 3.04655745 \( -\frac{3251}{17} a^{2} - \frac{3027}{17} a + \frac{7966}{17} \) \( \bigl[a^{2} - 4\) , \( a^{2} - a - 3\) , \( a^{2} - a - 4\) , \( 2 a^{2} + a - 3\) , \( 3 a^{2} + a - 11\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-a-3\right){x}^{2}+\left(2a^{2}+a-3\right){x}+3a^{2}+a-11$
17.1-b1 17.1-b 3.3.985.1 \( 17 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.480111533$ $65.47733081$ 3.00494305 \( -\frac{3251}{17} a^{2} - \frac{3027}{17} a + \frac{7966}{17} \) \( \bigl[a^{2} - a - 4\) , \( a^{2} - 5\) , \( a^{2} - 3\) , \( -3 a^{2} + 3 a + 18\) , \( -12 a^{2} + 9 a + 71\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-3\right){y}={x}^{3}+\left(a^{2}-5\right){x}^{2}+\left(-3a^{2}+3a+18\right){x}-12a^{2}+9a+71$
25.1-a1 25.1-a 3.3.985.1 \( 5^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $3.153618518$ $11.74726681$ 3.54118919 \( -167568023749 a^{2} + 518415680623 a - 80031960509 \) \( \bigl[a\) , \( -a + 1\) , \( a^{2} - 3\) , \( -5 a^{2} + 7 a - 19\) , \( -24 a^{2} + 88 a + 12\bigr] \) ${y}^2+a{x}{y}+\left(a^{2}-3\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-5a^{2}+7a-19\right){x}-24a^{2}+88a+12$
25.1-a2 25.1-a 3.3.985.1 \( 5^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.630723703$ $58.73633409$ 3.54118919 \( 71 a^{2} + 138 a - 24 \) \( \bigl[a\) , \( -a + 1\) , \( a^{2} - 3\) , \( -3 a + 1\) , \( -2 a - 2\bigr] \) ${y}^2+a{x}{y}+\left(a^{2}-3\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-3a+1\right){x}-2a-2$
25.1-b1 25.1-b 3.3.985.1 \( 5^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $32.22597397$ $0.964671525$ 2.97158838 \( -167568023749 a^{2} + 518415680623 a - 80031960509 \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - 4\) , \( a\) , \( -629 a^{2} + 1950 a - 304\) , \( -21246 a^{2} + 65732 a - 10149\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}+a{y}={x}^{3}+\left(a^{2}-4\right){x}^{2}+\left(-629a^{2}+1950a-304\right){x}-21246a^{2}+65732a-10149$
25.1-b2 25.1-b 3.3.985.1 \( 5^{2} \) $1$ $\Z/5\Z$ $\mathrm{SU}(2)$ $6.445194795$ $120.5839407$ 2.97158838 \( 71 a^{2} + 138 a - 24 \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - 4\) , \( a\) , \( a^{2} + 1\) , \( -3 a^{2} + 12 a - 2\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}+a{y}={x}^{3}+\left(a^{2}-4\right){x}^{2}+\left(a^{2}+1\right){x}-3a^{2}+12a-2$
25.2-a1 25.2-a 3.3.985.1 \( 5^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $68.15613145$ 2.17163492 \( -739 a^{2} + \frac{6546}{5} a + \frac{11054}{5} \) \( \bigl[1\) , \( -a^{2} + 2 a + 3\) , \( a^{2} - a - 4\) , \( -2 a + 4\) , \( a - 5\bigr] \) ${y}^2+{x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+2a+3\right){x}^{2}+\left(-2a+4\right){x}+a-5$
25.2-b1 25.2-b 3.3.985.1 \( 5^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $29.69826383$ 1.89253074 \( -\frac{75930376906}{390625} a^{2} + \frac{63604103882}{390625} a + \frac{466557130139}{390625} \) \( \bigl[a^{2} - 4\) , \( -a\) , \( a^{2} - 4\) , \( -6 a - 3\) , \( -2 a - 3\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}-a{x}^{2}+\left(-6a-3\right){x}-2a-3$
25.2-b2 25.2-b 3.3.985.1 \( 5^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $59.39652766$ 1.89253074 \( \frac{243996}{625} a^{2} - \frac{290112}{625} a - \frac{284099}{625} \) \( \bigl[a^{2} - 4\) , \( -a\) , \( a^{2} - 4\) , \( -a - 3\) , \( -2\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}-a{x}^{2}+\left(-a-3\right){x}-2$
25.2-c1 25.2-c 3.3.985.1 \( 5^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.870740921$ 1.97331297 \( -\frac{109614468464784967498147891}{390625} a^{2} + \frac{91751491154081623221623177}{390625} a + \frac{672638804149286091641636229}{390625} \) \( \bigl[a^{2} - 4\) , \( a - 1\) , \( a\) , \( 2399 a^{2} - 1994 a - 14767\) , \( 116077 a^{2} - 97201 a - 712180\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(2399a^{2}-1994a-14767\right){x}+116077a^{2}-97201a-712180$
25.2-c2 25.2-c 3.3.985.1 \( 5^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $30.96592736$ 1.97331297 \( -\frac{2259033269876}{625} a^{2} + \frac{7232665410147}{625} a + \frac{25047731142294}{625} \) \( \bigl[a^{2} - 4\) , \( a - 1\) , \( a\) , \( 144 a^{2} - 109 a - 922\) , \( 1954 a^{2} - 1690 a - 11833\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(144a^{2}-109a-922\right){x}+1954a^{2}-1690a-11833$
25.2-c3 25.2-c 3.3.985.1 \( 5^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $15.48296368$ 1.97331297 \( \frac{82885694499454622732003}{625} a^{2} + \frac{160035831570977414368103}{625} a - \frac{5656179148705836713857}{125} \) \( \bigl[a^{2} - 4\) , \( a - 1\) , \( a\) , \( 129 a^{2} - 144 a - 917\) , \( 2019 a^{2} - 1583 a - 11826\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(129a^{2}-144a-917\right){x}+2019a^{2}-1583a-11826$
25.2-c4 25.2-c 3.3.985.1 \( 5^{2} \) 0 $\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $61.93185473$ 1.97331297 \( \frac{5504045470089}{25} a^{2} - \frac{17028214764428}{25} a + \frac{2628775847884}{25} \) \( \bigl[a^{2} - 4\) , \( a - 1\) , \( a\) , \( 4 a^{2} + 11 a - 57\) , \( 62 a^{2} - 104 a - 218\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(4a^{2}+11a-57\right){x}+62a^{2}-104a-218$
25.2-d1 25.2-d 3.3.985.1 \( 5^{2} \) $1$ $\Z/4\Z$ $\mathrm{SU}(2)$ $2.389103895$ $61.86746012$ 3.53216084 \( \frac{5504045470089}{25} a^{2} - \frac{17028214764428}{25} a + \frac{2628775847884}{25} \) \( \bigl[1\) , \( -a^{2} + 4\) , \( 1\) , \( -123 a^{2} - 230 a + 46\) , \( -1755 a^{2} - 3394 a + 602\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-123a^{2}-230a+46\right){x}-1755a^{2}-3394a+602$
25.2-d2 25.2-d 3.3.985.1 \( 5^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.597275973$ $15.46686503$ 3.53216084 \( -\frac{109614468464784967498147891}{390625} a^{2} + \frac{91751491154081623221623177}{390625} a + \frac{672638804149286091641636229}{390625} \) \( \bigl[1\) , \( -a^{2} + 4\) , \( 1\) , \( -1943 a^{2} - 3765 a + 621\) , \( -120207 a^{2} - 232070 a + 41078\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-1943a^{2}-3765a+621\right){x}-120207a^{2}-232070a+41078$
25.2-d3 25.2-d 3.3.985.1 \( 5^{2} \) $1$ $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1.194551947$ $30.93373006$ 3.53216084 \( -\frac{2259033269876}{625} a^{2} + \frac{7232665410147}{625} a + \frac{25047731142294}{625} \) \( \bigl[1\) , \( -a^{2} + 4\) , \( 1\) , \( -1948 a^{2} - 3755 a + 666\) , \( -120499 a^{2} - 232666 a + 41116\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-1948a^{2}-3755a+666\right){x}-120499a^{2}-232666a+41116$
25.2-d4 25.2-d 3.3.985.1 \( 5^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $2.389103895$ $3.866716257$ 3.53216084 \( \frac{82885694499454622732003}{625} a^{2} + \frac{160035831570977414368103}{625} a - \frac{5656179148705836713857}{125} \) \( \bigl[1\) , \( -a^{2} + 4\) , \( 1\) , \( -31153 a^{2} - 60145 a + 10631\) , \( -7847187 a^{2} - 15151370 a + 2677490\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-31153a^{2}-60145a+10631\right){x}-7847187a^{2}-15151370a+2677490$
25.2-e1 25.2-e 3.3.985.1 \( 5^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.154626682$ $121.0891647$ 1.78975202 \( \frac{243996}{625} a^{2} - \frac{290112}{625} a - \frac{284099}{625} \) \( \bigl[a^{2} - a - 4\) , \( a^{2} - 3\) , \( a^{2} - a - 4\) , \( 7 a^{2} + 10 a - 10\) , \( 6 a^{2} + 10 a - 6\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-3\right){x}^{2}+\left(7a^{2}+10a-10\right){x}+6a^{2}+10a-6$
25.2-e2 25.2-e 3.3.985.1 \( 5^{2} \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.309253364$ $60.54458238$ 1.78975202 \( -\frac{75930376906}{390625} a^{2} + \frac{63604103882}{390625} a + \frac{466557130139}{390625} \) \( \bigl[a^{2} - a - 4\) , \( a^{2} - 3\) , \( a^{2} - a - 4\) , \( -18 a^{2} - 40 a - 5\) , \( -87 a^{2} - 169 a + 27\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(a^{2}-3\right){x}^{2}+\left(-18a^{2}-40a-5\right){x}-87a^{2}-169a+27$
25.2-f1 25.2-f 3.3.985.1 \( 5^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.263467959$ $125.2196987$ 3.15357819 \( -739 a^{2} + \frac{6546}{5} a + \frac{11054}{5} \) \( \bigl[a^{2} - 3\) , \( a^{2} - a - 3\) , \( 0\) , \( 3 a^{2} + 4 a - 1\) , \( 3 a^{2} + 6 a - 1\bigr] \) ${y}^2+\left(a^{2}-3\right){x}{y}={x}^{3}+\left(a^{2}-a-3\right){x}^{2}+\left(3a^{2}+4a-1\right){x}+3a^{2}+6a-1$
29.3-a1 29.3-a 3.3.985.1 \( 29 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.268717909$ $73.97485410$ 3.80026485 \( -\frac{11724341}{841} a^{2} + \frac{38888910}{841} a - \frac{13239425}{841} \) \( \bigl[a + 1\) , \( -a^{2} + 3\) , \( a\) , \( -21 a^{2} + 62 a - 6\) , \( -110 a^{2} + 339 a - 51\bigr] \) ${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(-a^{2}+3\right){x}^{2}+\left(-21a^{2}+62a-6\right){x}-110a^{2}+339a-51$
29.3-b1 29.3-b 3.3.985.1 \( 29 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $5.163179455$ 1.64512577 \( -\frac{4594685316282180182968}{420707233300201} a^{2} - \frac{8832530700030897032255}{420707233300201} a + \frac{1561843221500277203602}{420707233300201} \) \( \bigl[a + 1\) , \( -1\) , \( 1\) , \( -310 a^{2} + 948 a - 117\) , \( -6862 a^{2} + 21249 a - 3335\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-{x}^{2}+\left(-310a^{2}+948a-117\right){x}-6862a^{2}+21249a-3335$
29.3-b2 29.3-b 3.3.985.1 \( 29 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $25.81589727$ 1.64512577 \( \frac{18499880885}{841} a^{2} - \frac{15485040525}{841} a - \frac{113522068011}{841} \) \( \bigl[a + 1\) , \( -1\) , \( 1\) , \( 5 a^{2} - 12 a - 7\) , \( 11 a^{2} - 31 a - 3\bigr] \) ${y}^2+\left(a+1\right){x}{y}+{y}={x}^{3}-{x}^{2}+\left(5a^{2}-12a-7\right){x}+11a^{2}-31a-3$
29.3-c1 29.3-c 3.3.985.1 \( 29 \) $1$ $\Z/5\Z$ $\mathrm{SU}(2)$ $3.553272733$ $128.4043349$ 3.48900310 \( \frac{18499880885}{841} a^{2} - \frac{15485040525}{841} a - \frac{113522068011}{841} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( a^{2} - a - 4\) , \( 4 a^{2} - 4 a - 26\) , \( -a^{2} + a + 5\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(4a^{2}-4a-26\right){x}-a^{2}+a+5$
29.3-c2 29.3-c 3.3.985.1 \( 29 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $17.76636366$ $1.027234679$ 3.48900310 \( -\frac{4594685316282180182968}{420707233300201} a^{2} - \frac{8832530700030897032255}{420707233300201} a + \frac{1561843221500277203602}{420707233300201} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( a^{2} - a - 4\) , \( -31 a^{2} + 21 a + 149\) , \( -155 a^{2} + 111 a + 849\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-31a^{2}+21a+149\right){x}-155a^{2}+111a+849$
29.3-d1 29.3-d 3.3.985.1 \( 29 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $16.31395113$ 1.03961141 \( -\frac{11724341}{841} a^{2} + \frac{38888910}{841} a - \frac{13239425}{841} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 2 a + 4\) , \( 0\) , \( -2 a^{2} + 4 a + 22\) , \( -3 a^{2} + 4 a + 20\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}={x}^{3}+\left(-a^{2}+2a+4\right){x}^{2}+\left(-2a^{2}+4a+22\right){x}-3a^{2}+4a+20$
35.2-a1 35.2-a 3.3.985.1 \( 5 \cdot 7 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $50.23277565$ 1.60054932 \( \frac{35168221089}{30625} a^{2} + \frac{72390685242}{30625} a - \frac{1511809016}{30625} \) \( \bigl[1\) , \( -a^{2} + 2 a + 3\) , \( 0\) , \( 4 a - 12\) , \( 16 a^{2} - 35 a - 35\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(-a^{2}+2a+3\right){x}^{2}+\left(4a-12\right){x}+16a^{2}-35a-35$
35.2-a2 35.2-a 3.3.985.1 \( 5 \cdot 7 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $100.4655513$ 1.60054932 \( -\frac{48911}{175} a^{2} - \frac{173133}{175} a + \frac{333509}{175} \) \( \bigl[1\) , \( -a^{2} + 2 a + 3\) , \( 0\) , \( -a + 3\) , \( 0\bigr] \) ${y}^2+{x}{y}={x}^{3}+\left(-a^{2}+2a+3\right){x}^{2}+\left(-a+3\right){x}$
35.2-b1 35.2-b 3.3.985.1 \( 5 \cdot 7 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.135747887$ $271.1021920$ 3.51778465 \( \frac{35168221089}{30625} a^{2} + \frac{72390685242}{30625} a - \frac{1511809016}{30625} \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - a - 4\) , \( 0\) , \( 12 a^{2} - 13 a - 70\) , \( -44 a^{2} + 36 a + 274\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(12a^{2}-13a-70\right){x}-44a^{2}+36a+274$
35.2-b2 35.2-b 3.3.985.1 \( 5 \cdot 7 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.271495775$ $271.1021920$ 3.51778465 \( -\frac{48911}{175} a^{2} - \frac{173133}{175} a + \frac{333509}{175} \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - a - 4\) , \( 0\) , \( 2 a^{2} - 3 a - 5\) , \( -a + 4\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}={x}^{3}+\left(a^{2}-a-4\right){x}^{2}+\left(2a^{2}-3a-5\right){x}-a+4$
49.2-a1 49.2-a 3.3.985.1 \( 7^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $18.96052639$ 2.41653042 \( 12124909 a^{2} + 23419146 a - 4119521 \) \( \bigl[a + 1\) , \( -a^{2} + 4\) , \( 0\) , \( -6 a^{2} - 11 a + 7\) , \( -19 a^{2} - 29 a + 7\bigr] \) ${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-6a^{2}-11a+7\right){x}-19a^{2}-29a+7$
49.2-b1 49.2-b 3.3.985.1 \( 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.885035674$ $32.14211800$ 2.71918282 \( 12124909 a^{2} + 23419146 a - 4119521 \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - 2 a - 4\) , \( a^{2} - 4\) , \( 4 a^{2} - 14 a - 3\) , \( -17 a^{2} + 51 a - 12\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}+\left(a^{2}-4\right){y}={x}^{3}+\left(a^{2}-2a-4\right){x}^{2}+\left(4a^{2}-14a-3\right){x}-17a^{2}+51a-12$
49.2-c1 49.2-c 3.3.985.1 \( 7^{2} \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $36.62722921$ 1.16704056 \( 12124909 a^{2} + 23419146 a - 4119521 \) \( \bigl[a\) , \( 1\) , \( a\) , \( 37 a^{2} - 116 a + 18\) , \( -1629 a^{2} + 5039 a - 778\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}+\left(37a^{2}-116a+18\right){x}-1629a^{2}+5039a-778$
49.2-d1 49.2-d 3.3.985.1 \( 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.058315779$ $151.2439479$ 2.52923094 \( 12124909 a^{2} + 23419146 a - 4119521 \) \( \bigl[a\) , \( -a^{2} + 4\) , \( 1\) , \( -7 a^{2} - 12 a + 7\) , \( 28 a^{2} + 55 a - 8\bigr] \) ${y}^2+a{x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-7a^{2}-12a+7\right){x}+28a^{2}+55a-8$
55.2-a1 55.2-a 3.3.985.1 \( 5 \cdot 11 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $12.84771906$ $6.634499430$ 4.07387160 \( -\frac{88126318563617923433586}{392303547090125} a^{2} + \frac{73765000782016153928717}{392303547090125} a + \frac{540779761956845037439809}{392303547090125} \) \( \bigl[a^{2} - a - 4\) , \( 0\) , \( a^{2} - a - 4\) , \( 309 a^{2} - 259 a - 1906\) , \( 5697 a^{2} - 4767 a - 34965\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(309a^{2}-259a-1906\right){x}+5697a^{2}-4767a-34965$
55.2-a2 55.2-a 3.3.985.1 \( 5 \cdot 11 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $6.423859532$ $6.634499430$ 4.07387160 \( \frac{10579229278741269}{27680640625} a^{2} - \frac{32345497963762218}{27680640625} a + \frac{3973705130591689}{27680640625} \) \( \bigl[a^{2} - a - 4\) , \( 0\) , \( a^{2} - a - 4\) , \( 19 a^{2} - 14 a - 121\) , \( 110 a^{2} - 90 a - 681\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(19a^{2}-14a-121\right){x}+110a^{2}-90a-681$
55.2-a3 55.2-a 3.3.985.1 \( 5 \cdot 11 \) $1$ $\Z/6\Z$ $\mathrm{SU}(2)$ $4.282573021$ $179.1314846$ 4.07387160 \( \frac{1747148534369}{73205} a^{2} + \frac{3195734287557}{73205} a - \frac{567030464936}{73205} \) \( \bigl[a^{2} - a - 4\) , \( 0\) , \( a^{2} - a - 4\) , \( 4 a^{2} - 4 a - 31\) , \( 11 a^{2} - 8 a - 66\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(4a^{2}-4a-31\right){x}+11a^{2}-8a-66$
55.2-a4 55.2-a 3.3.985.1 \( 5 \cdot 11 \) $1$ $\Z/6\Z$ $\mathrm{SU}(2)$ $2.141286510$ $179.1314846$ 4.07387160 \( -\frac{3616326}{3025} a^{2} - \frac{9298503}{3025} a + \frac{5981869}{3025} \) \( \bigl[a^{2} - a - 4\) , \( 0\) , \( a^{2} - a - 4\) , \( -a^{2} + a + 4\) , \( -a^{2} + a + 5\bigr] \) ${y}^2+\left(a^{2}-a-4\right){x}{y}+\left(a^{2}-a-4\right){y}={x}^{3}+\left(-a^{2}+a+4\right){x}-a^{2}+a+5$
55.2-b1 55.2-b 3.3.985.1 \( 5 \cdot 11 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $21.38817362$ 2.04445163 \( -\frac{88126318563617923433586}{392303547090125} a^{2} + \frac{73765000782016153928717}{392303547090125} a + \frac{540779761956845037439809}{392303547090125} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( 1\) , \( -6 a^{2} + 159 a - 417\) , \( -807 a^{2} + 1713 a + 1911\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-6a^{2}+159a-417\right){x}-807a^{2}+1713a+1911$
55.2-b2 55.2-b 3.3.985.1 \( 5 \cdot 11 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $21.38817362$ 2.04445163 \( \frac{10579229278741269}{27680640625} a^{2} - \frac{32345497963762218}{27680640625} a + \frac{3973705130591689}{27680640625} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( 1\) , \( -61 a^{2} + 189 a - 32\) , \( -615 a^{2} + 1902 a - 292\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-61a^{2}+189a-32\right){x}-615a^{2}+1902a-292$
55.2-b3 55.2-b 3.3.985.1 \( 5 \cdot 11 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $64.16452088$ 2.04445163 \( \frac{1747148534369}{73205} a^{2} + \frac{3195734287557}{73205} a - \frac{567030464936}{73205} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( 1\) , \( -31 a^{2} + 89 a + 3\) , \( 196 a^{2} - 608 a + 98\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-31a^{2}+89a+3\right){x}+196a^{2}-608a+98$
55.2-b4 55.2-b 3.3.985.1 \( 5 \cdot 11 \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $64.16452088$ 2.04445163 \( -\frac{3616326}{3025} a^{2} - \frac{9298503}{3025} a + \frac{5981869}{3025} \) \( \bigl[a^{2} - 4\) , \( -a^{2} + 4\) , \( 1\) , \( -6 a^{2} + 9 a + 23\) , \( -a^{2} - 5 a + 23\bigr] \) ${y}^2+\left(a^{2}-4\right){x}{y}+{y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-6a^{2}+9a+23\right){x}-a^{2}-5a+23$
56.1-a1 56.1-a 3.3.985.1 \( 2^{3} \cdot 7 \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.034610072$ $31.44003996$ 4.99263688 \( \frac{977143394632247}{368947264} a^{2} - \frac{817750978067041}{368947264} a - \frac{1499021110396295}{92236816} \) \( \bigl[a\) , \( -a^{2} + 4\) , \( a^{2} - a - 3\) , \( -4 a^{2} + 33 a - 64\) , \( 99 a^{2} - 348 a + 167\bigr] \) ${y}^2+a{x}{y}+\left(a^{2}-a-3\right){y}={x}^{3}+\left(-a^{2}+4\right){x}^{2}+\left(-4a^{2}+33a-64\right){x}+99a^{2}-348a+167$
56.1-b1 56.1-b 3.3.985.1 \( 2^{3} \cdot 7 \) 0 $\mathsf{trivial}$ $\mathrm{SU}(2)$ $1$ $6.693789797$ 2.55938253 \( \frac{977143394632247}{368947264} a^{2} - \frac{817750978067041}{368947264} a - \frac{1499021110396295}{92236816} \) \( \bigl[a + 1\) , \( -a^{2} + 3\) , \( a^{2} - 3\) , \( 47 a^{2} - 40 a - 290\) , \( 374 a^{2} - 315 a - 2298\bigr] \) ${y}^2+\left(a+1\right){x}{y}+\left(a^{2}-3\right){y}={x}^{3}+\left(-a^{2}+3\right){x}^{2}+\left(47a^{2}-40a-290\right){x}+374a^{2}-315a-2298$
56.1-c1 56.1-c 3.3.985.1 \( 2^{3} \cdot 7 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.484293246$ $43.60964028$ 4.03760707 \( -\frac{10131623595273050559}{2259801992} a^{2} + \frac{4240305089385957699}{1129900996} a + \frac{15542967850269814363}{564950498} \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - a - 5\) , \( 1\) , \( -126 a^{2} + 381 a - 58\) , \( -1482 a^{2} + 4593 a - 705\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}+{y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-126a^{2}+381a-58\right){x}-1482a^{2}+4593a-705$
56.1-c2 56.1-c 3.3.985.1 \( 2^{3} \cdot 7 \) $1$ $\Z/2\Z$ $\mathrm{SU}(2)$ $0.968586492$ $87.21928057$ 4.03760707 \( -\frac{26856825111}{1075648} a^{2} + \frac{17759645067}{1075648} a + \frac{178625712533}{1075648} \) \( \bigl[a^{2} - a - 3\) , \( a^{2} - a - 5\) , \( 1\) , \( -46 a^{2} + 141 a - 18\) , \( 318 a^{2} - 983 a + 151\bigr] \) ${y}^2+\left(a^{2}-a-3\right){x}{y}+{y}={x}^{3}+\left(a^{2}-a-5\right){x}^{2}+\left(-46a^{2}+141a-18\right){x}+318a^{2}-983a+151$
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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.