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
96.3-a3
96.3-a
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.3
\( 2^{5} \cdot 3 \)
\( 2^{28} \cdot 3^{14} \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z\oplus\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2Cs
$1$
\( 2^{4} \cdot 7 \)
$1$
$1.605017115$
1.488127972
\( \frac{14580432307}{559872} \)
\( \bigl[a\) , \( 0\) , \( a\) , \( 51 a - 308\) , \( 503 a - 2591\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(51a-308\right){x}+503a-2591$
96.3-l3
96.3-l
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.3
\( 2^{5} \cdot 3 \)
\( 2^{28} \cdot 3^{14} \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z\oplus\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2Cs
$1$
\( 2^{6} \)
$1$
$4.178695124$
2.213926761
\( \frac{14580432307}{559872} \)
\( \bigl[a\) , \( 1\) , \( a\) , \( -1060618 a - 3473437\) , \( 1114243482 a + 3649055163\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}+\left(-1060618a-3473437\right){x}+1114243482a+3649055163$
96.4-a3
96.4-a
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.4
\( 2^{5} \cdot 3 \)
\( 2^{28} \cdot 3^{14} \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z\oplus\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2Cs
$1$
\( 2^{4} \cdot 7 \)
$1$
$1.605017115$
1.488127972
\( \frac{14580432307}{559872} \)
\( \bigl[a + 1\) , \( -a\) , \( a + 1\) , \( -53 a - 257\) , \( -504 a - 2088\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(-53a-257\right){x}-504a-2088$
96.4-l3
96.4-l
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.4
\( 2^{5} \cdot 3 \)
\( 2^{28} \cdot 3^{14} \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z\oplus\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2Cs
$1$
\( 2^{6} \)
$1$
$4.178695124$
2.213926761
\( \frac{14580432307}{559872} \)
\( \bigl[a + 1\) , \( -a + 1\) , \( a + 1\) , \( 1060616 a - 4534055\) , \( -1114243483 a + 4763298645\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(1060616a-4534055\right){x}-1114243483a+4763298645$
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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.