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
96.5-c4
96.5-c
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.5
\( 2^{5} \cdot 3 \)
\( 2^{12} \cdot 3^{4} \)
$2.11176$
$(a-4), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{3} \)
$1.353996389$
$3.154794285$
2.263138408
\( \frac{95313853375}{9} a + \frac{312145070102}{9} \)
\( \bigl[a\) , \( -a - 1\) , \( 0\) , \( 2328 a - 9952\) , \( 112041 a - 478966\bigr] \)
${y}^2+a{x}{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(2328a-9952\right){x}+112041a-478966$
96.5-e4
96.5-e
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.5
\( 2^{5} \cdot 3 \)
\( 2^{12} \cdot 3^{4} \)
$2.11176$
$(a-4), (4a+13)$
$1$
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{3} \)
$1.186102743$
$18.33228224$
2.880059218
\( \frac{95313853375}{9} a + \frac{312145070102}{9} \)
\( \bigl[a\) , \( a - 1\) , \( a\) , \( -1918 a - 6286\) , \( 83966 a + 274979\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-1918a-6286\right){x}+83966a+274979$
192.7-m4
192.7-m
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.7
\( 2^{6} \cdot 3 \)
\( 2^{6} \cdot 3^{4} \)
$2.51132$
$(a-4), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$3.642587275$
$6.488669225$
6.261208549
\( \frac{95313853375}{9} a + \frac{312145070102}{9} \)
\( \bigl[a\) , \( -a - 1\) , \( a\) , \( -25407 a - 83203\) , \( -4276614 a - 14005555\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a-1\right){x}^{2}+\left(-25407a-83203\right){x}-4276614a-14005555$
192.7-t4
192.7-t
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.7
\( 2^{6} \cdot 3 \)
\( 2^{6} \cdot 3^{4} \)
$2.51132$
$(a-4), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2 \)
$1$
$17.82632994$
1.180577540
\( \frac{95313853375}{9} a + \frac{312145070102}{9} \)
\( \bigl[a\) , \( 1\) , \( a\) , \( 44 a - 189\) , \( 335 a - 1433\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}+\left(44a-189\right){x}+335a-1433$
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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.