| Label |
Class |
Class size |
Class degree |
Base field |
Field degree |
Field signature |
Conductor |
Conductor norm |
Discriminant norm |
Root analytic conductor |
Bad primes |
Rank |
Torsion |
CM |
CM |
Sato-Tate |
$\Q$-curve |
Base change |
Semistable |
Potentially good |
Nonmax $\ell$ |
mod-$\ell$ images |
$Ш_{\textrm{an}}$ |
Tamagawa |
Regulator |
Period |
Leading coeff |
j-invariant |
Weierstrass coefficients |
Weierstrass equation |
| 37570.12-a1 |
37570.12-a |
$4$ |
$4$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2 \cdot 5^{4} \cdot 13^{4} \cdot 17^{8} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2$ |
2B |
$1$ |
\( 2^{4} \) |
$1$ |
$0.284528231$ |
1.138112925 |
\( -\frac{1460607388319513}{10317661250} a - \frac{23604896084583241}{10317661250} \) |
\( \bigl[i\) , \( i - 1\) , \( i\) , \( -2134 i - 443\) , \( -34034 i + 18902\bigr] \) |
${y}^2+i{x}{y}+i{y}={x}^{3}+\left(i-1\right){x}^{2}+\left(-2134i-443\right){x}-34034i+18902$ |
| 37570.12-a2 |
37570.12-a |
$4$ |
$4$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2 \cdot 5 \cdot 13 \cdot 17^{14} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2$ |
2B |
$4$ |
\( 2^{2} \) |
$1$ |
$0.284528231$ |
1.138112925 |
\( -\frac{20757052235979591}{906848467330} a - \frac{16117571297539447}{906848467330} \) |
\( \bigl[i\) , \( i - 1\) , \( i\) , \( -524 i - 933\) , \( 9198 i + 10670\bigr] \) |
${y}^2+i{x}{y}+i{y}={x}^{3}+\left(i-1\right){x}^{2}+\left(-524i-933\right){x}+9198i+10670$ |
| 37570.12-a3 |
37570.12-a |
$4$ |
$4$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{2} \cdot 5^{2} \cdot 13^{2} \cdot 17^{10} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z\oplus\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2$ |
2Cs |
$1$ |
\( 2^{5} \) |
$1$ |
$0.569056462$ |
1.138112925 |
\( \frac{977034984177}{705752450} a + \frac{241328100032}{352876225} \) |
\( \bigl[i\) , \( i - 1\) , \( i\) , \( -129 i - 48\) , \( -422 i + 530\bigr] \) |
${y}^2+i{x}{y}+i{y}={x}^{3}+\left(i-1\right){x}^{2}+\left(-129i-48\right){x}-422i+530$ |
| 37570.12-a4 |
37570.12-a |
$4$ |
$4$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{4} \cdot 5 \cdot 13 \cdot 17^{8} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2$ |
2B |
$1$ |
\( 2^{2} \) |
$1$ |
$1.138112925$ |
1.138112925 |
\( -\frac{37220008}{18785} a + \frac{85353791}{75140} \) |
\( \bigl[i\) , \( i - 1\) , \( i\) , \( 21 i + 32\) , \( -74 i + 22\bigr] \) |
${y}^2+i{x}{y}+i{y}={x}^{3}+\left(i-1\right){x}^{2}+\left(21i+32\right){x}-74i+22$ |
| 37570.12-b1 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{18} \cdot 5^{9} \cdot 13 \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3B |
$1$ |
\( 2^{2} \cdot 3^{2} \) |
$1$ |
$0.233010375$ |
2.097093378 |
\( -\frac{276861163011391}{13000000000} a - \frac{33515586556057}{812500000} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( 939 i + 1471\) , \( 18545 i - 20896\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(939i+1471\right){x}+18545i-20896$ |
| 37570.12-b2 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{6} \cdot 5^{3} \cdot 13^{3} \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3Cs |
$1$ |
\( 2^{2} \cdot 3 \) |
$1$ |
$0.699031126$ |
2.097093378 |
\( \frac{37525044319}{2197000} a - \frac{7169596274}{274625} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( 179 i + 6\) , \( 658 i + 757\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(179i+6\right){x}+658i+757$ |
| 37570.12-b3 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{3} \cdot 5^{6} \cdot 13^{6} \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3Cs |
$1$ |
\( 2^{3} \cdot 3 \) |
$1$ |
$0.349515563$ |
2.097093378 |
\( \frac{133816114442969}{301675562500} a - \frac{19082395919017}{301675562500} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( 109 i - 224\) , \( -194 i + 3077\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(109i-224\right){x}-194i+3077$ |
| 37570.12-b4 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{9} \cdot 5^{18} \cdot 13^{2} \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3B |
$1$ |
\( 2^{3} \cdot 3^{2} \) |
$1$ |
$0.116505187$ |
2.097093378 |
\( -\frac{8418015312387897223}{20629882812500000} a + \frac{2783266907131437289}{20629882812500000} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( -901 i + 2031\) , \( -10607 i - 78368\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(-901i+2031\right){x}-10607i-78368$ |
| 37570.12-b5 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2^{2} \cdot 5 \cdot 13 \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3B |
$1$ |
\( 2^{2} \) |
$1$ |
$2.097093378$ |
2.097093378 |
\( \frac{31409}{130} a + \frac{101344}{65} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( -11 i + 1\) , \( i + 2\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(-11i+1\right){x}+i+2$ |
| 37570.12-b6 |
37570.12-b |
$6$ |
$18$ |
\(\Q(\sqrt{-1}) \) |
$2$ |
$[0, 1]$ |
37570.12 |
\( 2 \cdot 5 \cdot 13 \cdot 17^{2} \) |
\( 2 \cdot 5^{2} \cdot 13^{2} \cdot 17^{6} \) |
$2.48816$ |
$(a+1), (2a+1), (2a+3), (a-4)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
|
$2, 3$ |
2B, 3B |
$1$ |
\( 2^{3} \) |
$1$ |
$1.048546689$ |
2.097093378 |
\( \frac{4406742137}{8450} a + \frac{1310300809}{8450} \) |
\( \bigl[1\) , \( -i\) , \( i\) , \( -126 i + 36\) , \( -225 i + 498\bigr] \) |
${y}^2+{x}{y}+i{y}={x}^{3}-i{x}^{2}+\left(-126i+36\right){x}-225i+498$ |
*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.