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
1369.1-b3
1369.1-b
$3$
$9$
\(\Q(\sqrt{-2}) \)
$2$
$[0, 1]$
1369.1
\( 37^{2} \)
\( 37^{2} \)
$1.53739$
$(37)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$3$
3B.1.2
$4$
\( 1 \)
$1$
$0.641360794$
1.814042266
\( \frac{727057727488000}{37} \)
\( \bigl[0\) , \( 1\) , \( 1\) , \( -1873\) , \( -31833\bigr] \)
${y}^2+{y}={x}^{3}+{x}^{2}-1873{x}-31833$
21904.1-a3
21904.1-a
$3$
$9$
\(\Q(\sqrt{-2}) \)
$2$
$[0, 1]$
21904.1
\( 2^{4} \cdot 37^{2} \)
\( 2^{12} \cdot 37^{2} \)
$3.07478$
$(a), (37)$
$2$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3B
$1$
\( 1 \)
$5.143972774$
$0.320680397$
4.665692016
\( \frac{727057727488000}{37} \)
\( \bigl[0\) , \( -1\) , \( 0\) , \( -7493\) , \( -247169\bigr] \)
${y}^2={x}^{3}-{x}^{2}-7493{x}-247169$
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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.