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
96.6-c4
96.6-c
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.6
\( 2^{5} \cdot 3 \)
\( - 2^{9} \cdot 3^{4} \)
$2.11176$
$(a+3), (4a+13)$
$1$
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{3} \)
$1.353996389$
$12.61917714$
2.263138408
\( \frac{38140243}{9} a + \frac{41635117}{3} \)
\( \bigl[a + 1\) , \( -a\) , \( 0\) , \( 2173 a - 9287\) , \( 491496 a - 2101104\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}-a{x}^{2}+\left(2173a-9287\right){x}+491496a-2101104$
96.6-e4
96.6-e
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.6
\( 2^{5} \cdot 3 \)
\( - 2^{9} \cdot 3^{4} \)
$2.11176$
$(a+3), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$1.186102743$
$9.166141121$
2.880059218
\( \frac{38140243}{9} a + \frac{41635117}{3} \)
\( \bigl[a + 1\) , \( -1\) , \( 0\) , \( -14 a - 46\) , \( -95 a - 311\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}-{x}^{2}+\left(-14a-46\right){x}-95a-311$
192.6-m4
192.6-m
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.6
\( 2^{6} \cdot 3 \)
\( - 2^{15} \cdot 3^{4} \)
$2.51132$
$(a+3), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{3} \)
$3.642587275$
$3.244334612$
6.261208549
\( \frac{38140243}{9} a + \frac{41635117}{3} \)
\( \bigl[a + 1\) , \( -a\) , \( a + 1\) , \( -827 a - 2704\) , \( -25794 a - 84471\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(-827a-2704\right){x}-25794a-84471$
192.6-t4
192.6-t
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.6
\( 2^{6} \cdot 3 \)
\( - 2^{15} \cdot 3^{4} \)
$2.51132$
$(a+3), (4a+13)$
0
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{3} \)
$1$
$17.82632994$
1.180577540
\( \frac{38140243}{9} a + \frac{41635117}{3} \)
\( \bigl[a + 1\) , \( -a + 1\) , \( a + 1\) , \( 162 a - 702\) , \( -9840 a + 42060\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(162a-702\right){x}-9840a+42060$
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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.