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
32.1-a3
32.1-a
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \cdot 5^{12} \)
$4.45813$
$(2,a)$
0
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$4$
\( 2 \)
$1$
$6.875185818$
1.311046494
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( a\) , \( 257\) , \( 42\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^3-{x}^2+257{x}+42$
32.1-a4
32.1-a
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \cdot 5^{12} \)
$4.45813$
$(2,a)$
0
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$4$
\( 2 \)
$1$
$6.875185818$
1.311046494
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( 0\) , \( 202\) , \( -423\bigr] \)
${y}^2+a{x}{y}={x}^3-{x}^2+202{x}-423$
32.1-b3
32.1-b
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{18} \)
$4.45813$
$(2,a)$
$1$
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$1$
\( 2 \)
$4.693397835$
$6.875185818$
3.076631389
\( 287496 \)
\( \bigl[0\) , \( 0\) , \( 0\) , \( -11\) , \( -14\bigr] \)
${y}^2={x}^3-11{x}-14$
32.1-b4
32.1-b
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{18} \)
$4.45813$
$(2,a)$
$1$
$\Z/4\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$4$
\( 2 \)
$4.693397835$
$6.875185818$
3.076631389
\( 287496 \)
\( \bigl[0\) , \( 0\) , \( 0\) , \( -11\) , \( 14\bigr] \)
${y}^2={x}^3-11{x}+14$
32.1-c3
32.1-c
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \cdot 11^{12} \)
$4.45813$
$(2,a)$
$2$
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$1$
\( 2 \)
$8.078773048$
$6.875185818$
10.59164708
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( 0\) , \( -62\) , \( 4633\bigr] \)
${y}^2+a{x}{y}={x}^3-{x}^2-62{x}+4633$
32.1-c4
32.1-c
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \cdot 11^{12} \)
$4.45813$
$(2,a)$
$2$
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$1$
\( 2 \)
$8.078773048$
$6.875185818$
10.59164708
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( a\) , \( -7\) , \( 2\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^3-{x}^2-7{x}+2$
32.1-d3
32.1-d
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \)
$4.45813$
$(2,a)$
$1$
$\Z/4\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$4$
\( 2 \)
$9.943524887$
$6.875185818$
6.518211722
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( a\) , \( 323\) , \( -802\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^3-{x}^2+323{x}-802$
32.1-d4
32.1-d
$4$
$4$
\(\Q(\sqrt{-110}) \)
$2$
$[0, 1]$
32.1
\( 2^{5} \)
\( 2^{6} \)
$4.45813$
$(2,a)$
$1$
$\Z/2\Z$
$\textsf{potential}$
$-16$
$N(\mathrm{U}(1))$
✓
✓
✓
$1$
\( 2 \)
$9.943524887$
$6.875185818$
6.518211722
\( 287496 \)
\( \bigl[a\) , \( -1\) , \( 0\) , \( 268\) , \( -833\bigr] \)
${y}^2+a{x}{y}={x}^3-{x}^2+268{x}-833$
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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.