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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
196.1-a1 196.1-a \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.123592677$ $13.63954876$ 4.600009703 \( -\frac{1071157205}{702464} a - \frac{236252885}{43904} \) \( \bigl[a\) , \( 0\) , \( 0\) , \( -2 a + 13\) , \( -77 a + 350\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-2a+13\right){x}-77a+350$
196.1-a2 196.1-a \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.370778033$ $1.515505418$ 4.600009703 \( \frac{632471691020195}{2946347565056} a + \frac{138967326073715}{184146722816} \) \( \bigl[a\) , \( 0\) , \( 0\) , \( 23 a - 67\) , \( 2050 a - 9234\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(23a-67\right){x}+2050a-9234$
196.1-b1 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.436190660$ 4.382326219 \( -\frac{548347731625}{1835008} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( 309493 a - 1402352\) , \( 189505457 a - 858673648\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(309493a-1402352\right){x}+189505457a-858673648$
196.1-b2 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $35.33144352$ 4.382326219 \( -\frac{15625}{28} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( 943 a - 4272\) , \( -61883 a + 280400\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(943a-4272\right){x}-61883a+280400$
196.1-b3 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.925715946$ 4.382326219 \( \frac{9938375}{21952} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( -8132 a + 36848\) , \( 1323792 a - 5998272\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-8132a+36848\right){x}+1323792a-5998272$
196.1-b4 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $3.925715946$ 4.382326219 \( \frac{4956477625}{941192} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( 64468 a - 292112\) , \( 14828552 a - 67190080\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(64468a-292112\right){x}+14828552a-67190080$
196.1-b5 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $35.33144352$ 4.382326219 \( \frac{128787625}{98} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( 19093 a - 86512\) , \( -2833233 a + 12837744\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(19093a-86512\right){x}-2833233a+12837744$
196.1-b6 196.1-b \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.436190660$ 4.382326219 \( \frac{2251439055699625}{25088} \) \( \bigl[a\) , \( -a + 1\) , \( 0\) , \( 4955893 a - 22455792\) , \( 12070201777 a - 54691639792\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(4955893a-22455792\right){x}+12070201777a-54691639792$
196.1-c1 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.151548824$ 1.203028369 \( -\frac{1478226180460967581603217}{265863444556808} a + \frac{13396066630536158158406673}{531726889113616} \) \( \bigl[a\) , \( -1\) , \( 0\) , \( 159108 a - 721128\) , \( 69487828 a - 314864756\bigr] \) ${y}^2+a{x}{y}={x}^{3}-{x}^{2}+\left(159108a-721128\right){x}+69487828a-314864756$
196.1-c2 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 1.203028369 \( -\frac{10188791249212817}{210453397504} a + \frac{46527281763089825}{210453397504} \) \( \bigl[1\) , \( -a\) , \( a + 1\) , \( 240 a + 826\) , \( 28 a + 120\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(240a+826\right){x}+28a+120$
196.1-c3 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 1.203028369 \( \frac{274244925473}{157351936} \) \( \bigl[a\) , \( -1\) , \( 0\) , \( 948 a - 4328\) , \( -2300 a + 10380\bigr] \) ${y}^2+a{x}{y}={x}^{3}-{x}^{2}+\left(948a-4328\right){x}-2300a+10380$
196.1-c4 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.606195299$ 1.203028369 \( \frac{313558873425953}{1475789056} \) \( \bigl[a\) , \( -1\) , \( 0\) , \( 9908 a - 45288\) , \( 1088004 a - 4933492\bigr] \) ${y}^2+a{x}{y}={x}^{3}-{x}^{2}+\left(9908a-45288\right){x}+1088004a-4933492$
196.1-c5 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 1.203028369 \( \frac{10188791249212817}{210453397504} a + \frac{2271155657117313}{13153337344} \) \( \bigl[1\) , \( a - 1\) , \( a\) , \( -241 a + 1067\) , \( -29 a + 149\bigr] \) ${y}^2+{x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-241a+1067\right){x}-29a+149$
196.1-c6 196.1-c \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.151548824$ 1.203028369 \( \frac{1478226180460967581603217}{265863444556808} a + \frac{10439614269614222995200239}{531726889113616} \) \( \bigl[a\) , \( -1\) , \( 0\) , \( 4068 a - 24808\) , \( 2165556 a - 10017396\bigr] \) ${y}^2+a{x}{y}={x}^{3}-{x}^{2}+\left(4068a-24808\right){x}+2165556a-10017396$
196.1-d1 196.1-d \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.370778033$ $1.515505418$ 4.600009703 \( -\frac{632471691020195}{2946347565056} a + \frac{2855948908199635}{2946347565056} \) \( \bigl[a\) , \( -a + 1\) , \( a\) , \( -712 a + 3216\) , \( -2220 a + 10048\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-712a+3216\right){x}-2220a+10048$
196.1-d2 196.1-d \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $0.123592677$ $13.63954876$ 4.600009703 \( \frac{1071157205}{702464} a - \frac{4851203365}{702464} \) \( \bigl[a\) , \( -a + 1\) , \( a\) , \( 118 a - 544\) , \( -1244 a + 5632\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(118a-544\right){x}-1244a+5632$
196.1-e1 196.1-e \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $4.417334046$ $1.515505418$ 4.982098484 \( -\frac{632471691020195}{2946347565056} a + \frac{2855948908199635}{2946347565056} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( -86 a - 302\) , \( -19642 a - 69360\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-86a-302\right){x}-19642a-69360$
196.1-e2 196.1-e \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.472444682$ $13.63954876$ 4.982098484 \( \frac{1071157205}{702464} a - \frac{4851203365}{702464} \) \( \bigl[1\) , \( 0\) , \( a + 1\) , \( 9 a + 33\) , \( 726 a + 2562\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(9a+33\right){x}+726a+2562$
196.1-f1 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.436190660$ 0.486925135 \( -\frac{548347731625}{1835008} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -171\) , \( -874\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-171{x}-874$
196.1-f2 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $35.33144352$ 0.486925135 \( -\frac{15625}{28} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -1\) , \( 0\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-{x}$
196.1-f3 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $3.925715946$ 0.486925135 \( \frac{9938375}{21952} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( 4\) , \( -6\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+4{x}-6$
196.1-f4 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $3.925715946$ 0.486925135 \( \frac{4956477625}{941192} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -36\) , \( -70\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-36{x}-70$
196.1-f5 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/6\Z$ $\mathrm{SU}(2)$ $1$ $35.33144352$ 0.486925135 \( \frac{128787625}{98} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -11\) , \( 12\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-11{x}+12$
196.1-f6 196.1-f \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.436190660$ 0.486925135 \( \frac{2251439055699625}{25088} \) \( \bigl[1\) , \( 0\) , \( 1\) , \( -2731\) , \( -55146\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}-2731{x}-55146$
196.1-g1 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.151548824$ 4.812113476 \( -\frac{1478226180460967581603217}{265863444556808} a + \frac{13396066630536158158406673}{531726889113616} \) \( \bigl[1\) , \( -a - 1\) , \( a + 1\) , \( -22091 a - 78090\) , \( -21183610 a - 74802455\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-22091a-78090\right){x}-21183610a-74802455$
196.1-g2 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/8\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 4.812113476 \( -\frac{10188791249212817}{210453397504} a + \frac{46527281763089825}{210453397504} \) \( \bigl[a\) , \( a - 1\) , \( 0\) , \( 17247 a + 60896\) , \( 279549 a + 987132\bigr] \) ${y}^2+a{x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(17247a+60896\right){x}+279549a+987132$
196.1-g3 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/4\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 4.812113476 \( \frac{274244925473}{157351936} \) \( \bigl[1\) , \( -a - 1\) , \( a + 1\) , \( -4331 a - 15290\) , \( 36406 a + 128553\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-4331a-15290\right){x}+36406a+128553$
196.1-g4 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z\oplus\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.606195299$ 4.812113476 \( \frac{313558873425953}{1475789056} \) \( \bigl[1\) , \( -a - 1\) , \( a + 1\) , \( -45291 a - 159930\) , \( -10411722 a - 36765143\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-45291a-159930\right){x}-10411722a-36765143$
196.1-g5 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/8\Z$ $\mathrm{SU}(2)$ $1$ $2.424781197$ 4.812113476 \( \frac{10188791249212817}{210453397504} a + \frac{2271155657117313}{13153337344} \) \( \bigl[a\) , \( a\) , \( a\) , \( -297 a - 635\) , \( 3439 a + 12390\bigr] \) ${y}^2+a{x}{y}+a{y}={x}^{3}+a{x}^{2}+\left(-297a-635\right){x}+3439a+12390$
196.1-g6 196.1-g \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) 0 $\Z/2\Z$ $\mathrm{SU}(2)$ $1$ $0.151548824$ 4.812113476 \( \frac{1478226180460967581603217}{265863444556808} a + \frac{10439614269614222995200239}{531726889113616} \) \( \bigl[1\) , \( -a - 1\) , \( a + 1\) , \( -723851 a - 2556010\) , \( -671781146 a - 2372145815\bigr] \) ${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-723851a-2556010\right){x}-671781146a-2372145815$
196.1-h1 196.1-h \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\Z/3\Z$ $\mathrm{SU}(2)$ $1.472444682$ $13.63954876$ 4.982098484 \( -\frac{1071157205}{702464} a - \frac{236252885}{43904} \) \( \bigl[1\) , \( -a + 1\) , \( 1\) , \( -550 a - 1935\) , \( 15635 a + 55213\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-550a-1935\right){x}+15635a+55213$
196.1-h2 196.1-h \(\Q(\sqrt{65}) \) \( 2^{2} \cdot 7^{2} \) $1$ $\mathsf{trivial}$ $\mathrm{SU}(2)$ $4.417334046$ $1.515505418$ 4.982098484 \( \frac{632471691020195}{2946347565056} a + \frac{138967326073715}{184146722816} \) \( \bigl[1\) , \( -a + 1\) , \( 1\) , \( 3225 a + 11395\) , \( 441 a + 1561\bigr] \) ${y}^2+{x}{y}+{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(3225a+11395\right){x}+441a+1561$
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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.