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
121.2-a1
121.2-a
$3$
$25$
\(\Q(\sqrt{-35}) \)
$2$
$[0, 1]$
121.2
\( 11^{2} \)
\( 11^{2} \)
$1.75335$
$(a+1), (a-2)$
$1$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$5$
5Cs.1.1
$1$
\( 1 \)
$7.753779536$
$0.370308724$
1.941347863
\( -\frac{52893159101157376}{11} \)
\( \bigl[0\) , \( -1\) , \( 1\) , \( -7820\) , \( -263580\bigr] \)
${y}^2+{y}={x}^3-{x}^2-7820{x}-263580$
11.1-b1
11.1-b
$3$
$25$
\(\Q(\sqrt{-1155}) \)
$2$
$[0, 1]$
11.1
\( 11 \)
\( 11^{2} \cdot 17^{12} \)
$5.53067$
$(11,a+5)$
$1 \le r \le 2$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$5$
5Cs.4.1
\( 2 \)
$0.740617449$
10.34890072
\( -\frac{52893159101157376}{11} \)
\( \bigl[0\) , \( a\) , \( 1\) , \( -7820 a + 2259980\) , \( -75910968 a - 76174548\bigr] \)
${y}^2+{y}={x}^3+a{x}^2+\left(-7820a+2259980\right){x}-75910968a-76174548$
11.1-g1
11.1-g
$3$
$25$
\(\Q(\sqrt{-385}) \)
$2$
$[0, 1]$
11.1
\( 11 \)
\( 11^{14} \)
$6.38627$
$(11,a)$
$2$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$5$
5Cs.4.1
$1$
\( 2 \)
$171.1592712$
$0.740617449$
25.84187344
\( -\frac{52893159101157376}{11} \)
\( \bigl[0\) , \( 1\) , \( a\) , \( -946260\) , \( -354609543\bigr] \)
${y}^2+a{y}={x}^3+{x}^2-946260{x}-354609543$
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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.