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-a3
96.6-a
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.6
\( 2^{5} \cdot 3 \)
\( 2^{9} \cdot 3 \)
$2.11176$
$(a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 1 \)
$1$
$36.45010896$
1.206983718
\( -\frac{153722875}{3} a + \frac{657508625}{3} \)
\( \bigl[a + 1\) , \( a\) , \( 0\) , \( -157 a - 513\) , \( 1572 a + 5148\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}+a{x}^{2}+\left(-157a-513\right){x}+1572a+5148$
96.6-b3
96.6-b
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.6
\( 2^{5} \cdot 3 \)
\( 2^{9} \cdot 3 \)
$2.11176$
$(a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$16$
\( 1 \)
$1$
$6.231612613$
3.301589017
\( -\frac{153722875}{3} a + \frac{657508625}{3} \)
\( \bigl[a + 1\) , \( a - 1\) , \( 0\) , \( 1771 a - 7536\) , \( 76789 a - 328227\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(1771a-7536\right){x}+76789a-328227$
192.6-g3
192.6-g
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.6
\( 2^{6} \cdot 3 \)
\( 2^{15} \cdot 3 \)
$2.51132$
$(a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$1$
$13.86747782$
1.836792309
\( -\frac{153722875}{3} a + \frac{657508625}{3} \)
\( \bigl[a + 1\) , \( -1\) , \( 0\) , \( 135 a - 566\) , \( -1618 a + 6923\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}-{x}^{2}+\left(135a-566\right){x}-1618a+6923$
192.6-j3
192.6-j
$4$
$4$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.6
\( 2^{6} \cdot 3 \)
\( 2^{15} \cdot 3 \)
$2.51132$
$(a+3), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2 \)
$3.128105331$
$8.189771841$
3.393249107
\( -\frac{153722875}{3} a + \frac{657508625}{3} \)
\( \bigl[a + 1\) , \( a - 1\) , \( a + 1\) , \( -8593 a - 28141\) , \( 807364 a + 2644048\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(a-1\right){x}^{2}+\left(-8593a-28141\right){x}+807364a+2644048$
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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.