| 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 |
| 1024.1-a1 |
1024.1-a |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{12} \) |
$1.82257$ |
$(2)$ |
0 |
$\Z/2\Z\oplus\Z/2\Z$ |
$\textsf{potential}$ |
$-4$ |
$N(\mathrm{U}(1))$ |
✓ |
|
|
✓ |
$2$ |
2Cs |
$1$ |
\( 2 \) |
$1$ |
$27.50074327$ |
0.953416730 |
\( 1728 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( 3 a - 7\) , \( 0\bigr] \) |
${y}^2={x}^{3}+\left(3a-7\right){x}$ |
| 1024.1-a2 |
1024.1-a |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{24} \) |
$1.82257$ |
$(2)$ |
0 |
$\Z/2\Z$ |
$\textsf{potential}$ |
$-4$ |
$N(\mathrm{U}(1))$ |
✓ |
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$1$ |
$6.875185818$ |
0.953416730 |
\( 1728 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -12 a + 28\) , \( 0\bigr] \) |
${y}^2={x}^{3}+\left(-12a+28\right){x}$ |
| 1024.1-a3 |
1024.1-a |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\Z/2\Z$ |
$\textsf{potential}$ |
$-16$ |
$N(\mathrm{U}(1))$ |
✓ |
|
|
✓ |
|
|
$1$ |
\( 1 \) |
$1$ |
$13.75037163$ |
0.953416730 |
\( 287496 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -33 a - 44\) , \( -140 a - 182\bigr] \) |
${y}^2={x}^{3}+\left(-33a-44\right){x}-140a-182$ |
| 1024.1-a4 |
1024.1-a |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\Z/2\Z$ |
$\textsf{potential}$ |
$-16$ |
$N(\mathrm{U}(1))$ |
✓ |
|
|
✓ |
|
|
$1$ |
\( 1 \) |
$1$ |
$13.75037163$ |
0.953416730 |
\( 287496 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -33 a - 44\) , \( 140 a + 182\bigr] \) |
${y}^2={x}^{3}+\left(-33a-44\right){x}+140a+182$ |
| 1024.1-b1 |
1024.1-b |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
|
|
✓ |
$3$ |
3Nn |
$1$ |
\( 1 \) |
$1$ |
$7.681576726$ |
2.130486058 |
\( -74088 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -7\) , \( -4 a + 2\bigr] \) |
${y}^2={x}^{3}-7{x}-4a+2$ |
| 1024.1-c1 |
1024.1-c |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.295484908$ |
$11.29241653$ |
3.701779188 |
\( 264 a - 608 \) |
\( \bigl[0\) , \( 1\) , \( 0\) , \( a - 2\) , \( -a + 2\bigr] \) |
${y}^2={x}^{3}+{x}^{2}+\left(a-2\right){x}-a+2$ |
| 1024.1-d1 |
1024.1-d |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.201887458$ |
$8.453314465$ |
1.893322871 |
\( 264 a - 608 \) |
\( \bigl[0\) , \( -1\) , \( 0\) , \( a - 2\) , \( a - 2\bigr] \) |
${y}^2={x}^{3}-{x}^{2}+\left(a-2\right){x}+a-2$ |
| 1024.1-e1 |
1024.1-e |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.295484908$ |
$11.29241653$ |
3.701779188 |
\( -264 a - 344 \) |
\( \bigl[0\) , \( 1\) , \( 0\) , \( -a - 1\) , \( a + 1\bigr] \) |
${y}^2={x}^{3}+{x}^{2}+\left(-a-1\right){x}+a+1$ |
| 1024.1-f1 |
1024.1-f |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.201887458$ |
$8.453314465$ |
1.893322871 |
\( -264 a - 344 \) |
\( \bigl[0\) , \( -1\) , \( 0\) , \( -a - 1\) , \( -a - 1\bigr] \) |
${y}^2={x}^{3}-{x}^{2}+\left(-a-1\right){x}-a-1$ |
| 1024.1-g1 |
1024.1-g |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.124219855$ |
$19.81751393$ |
2.731042807 |
\( -264 a - 344 \) |
\( \bigl[0\) , \( a + 1\) , \( 0\) , \( a + 1\) , \( -3 a + 8\bigr] \) |
${y}^2={x}^{3}+\left(a+1\right){x}^{2}+\left(a+1\right){x}-3a+8$ |
| 1024.1-h1 |
1024.1-h |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 2 \) |
$0.124219855$ |
$19.81751393$ |
2.731042807 |
\( 264 a - 608 \) |
\( \bigl[0\) , \( -a - 1\) , \( 0\) , \( a + 1\) , \( 3 a + 4\bigr] \) |
${y}^2={x}^{3}+\left(-a-1\right){x}^{2}+\left(a+1\right){x}+3a+4$ |
| 1024.1-i1 |
1024.1-i |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
|
|
✓ |
$3$ |
3Nn |
$9$ |
\( 1 \) |
$1$ |
$2.150268075$ |
5.367393556 |
\( -74088 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( 21 a - 49\) , \( 72 a - 166\bigr] \) |
${y}^2={x}^{3}+\left(21a-49\right){x}+72a-166$ |
| 1024.1-j1 |
1024.1-j |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$2$ |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
|
|
✓ |
$3$ |
3Nn |
$1$ |
\( 2^{2} \) |
$0.013226887$ |
$27.44151841$ |
1.610697971 |
\( -74088 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( 21 a - 49\) , \( -72 a + 166\bigr] \) |
${y}^2={x}^{3}+\left(21a-49\right){x}-72a+166$ |
| 1024.1-k1 |
1024.1-k |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
|
|
✓ |
$3$ |
3Nn |
$1$ |
\( 1 \) |
$1$ |
$7.681576726$ |
2.130486058 |
\( -74088 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -7\) , \( 4 a - 2\bigr] \) |
${y}^2={x}^{3}-7{x}+4a-2$ |
| 1024.1-l1 |
1024.1-l |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{12} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\Z/2\Z\oplus\Z/2\Z$ |
$\textsf{potential}$ |
$-4$ |
$N(\mathrm{U}(1))$ |
✓ |
✓ |
|
✓ |
$2$ |
2Cs |
$1$ |
\( 2 \) |
$1.458127934$ |
$27.50074327$ |
2.780407135 |
\( 1728 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -1\) , \( 0\bigr] \) |
${y}^2={x}^{3}-{x}$ |
| 1024.1-l2 |
1024.1-l |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{24} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\Z/4\Z$ |
$\textsf{potential}$ |
$-4$ |
$N(\mathrm{U}(1))$ |
✓ |
✓ |
|
✓ |
|
|
$1$ |
\( 2^{2} \) |
$2.916255868$ |
$6.875185818$ |
2.780407135 |
\( 1728 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( 4\) , \( 0\bigr] \) |
${y}^2={x}^{3}+4{x}$ |
| 1024.1-l3 |
1024.1-l |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\Z/2\Z$ |
$\textsf{potential}$ |
$-16$ |
$N(\mathrm{U}(1))$ |
✓ |
✓ |
|
✓ |
|
|
$1$ |
\( 1 \) |
$2.916255868$ |
$6.875185818$ |
2.780407135 |
\( 287496 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -11\) , \( -14\bigr] \) |
${y}^2={x}^{3}-11{x}-14$ |
| 1024.1-l4 |
1024.1-l |
$4$ |
$4$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
$1$ |
$\Z/4\Z$ |
$\textsf{potential}$ |
$-16$ |
$N(\mathrm{U}(1))$ |
✓ |
✓ |
|
✓ |
|
|
$1$ |
\( 2^{2} \) |
$0.729063967$ |
$27.50074327$ |
2.780407135 |
\( 287496 \) |
\( \bigl[0\) , \( 0\) , \( 0\) , \( -11\) , \( 14\bigr] \) |
${y}^2={x}^{3}-11{x}+14$ |
| 1024.1-m1 |
1024.1-m |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 1 \) |
$1$ |
$4.816867964$ |
1.335958802 |
\( -264 a - 344 \) |
\( \bigl[0\) , \( -a - 1\) , \( 0\) , \( a + 1\) , \( 3 a - 8\bigr] \) |
${y}^2={x}^{3}+\left(-a-1\right){x}^{2}+\left(a+1\right){x}+3a-8$ |
| 1024.1-n1 |
1024.1-n |
$1$ |
$1$ |
\(\Q(\sqrt{13}) \) |
$2$ |
$[2, 0]$ |
1024.1 |
\( 2^{10} \) |
\( 2^{18} \) |
$1.82257$ |
$(2)$ |
0 |
$\mathsf{trivial}$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
|
|
|
✓ |
|
|
$1$ |
\( 1 \) |
$1$ |
$4.816867964$ |
1.335958802 |
\( 264 a - 608 \) |
\( \bigl[0\) , \( a + 1\) , \( 0\) , \( a + 1\) , \( -3 a - 4\bigr] \) |
${y}^2={x}^{3}+\left(a+1\right){x}^{2}+\left(a+1\right){x}-3a-4$ |
*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.