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
96.4-d1
96.4-d
$2$
$2$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.4
\( 2^{5} \cdot 3 \)
\( - 2^{8} \cdot 3 \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$1$
$18.75454831$
2.484100608
\( -\frac{31759}{48} a + \frac{135557}{48} \)
\( \bigl[a + 1\) , \( -1\) , \( a + 1\) , \( 749 a - 3204\) , \( -17453 a + 74611\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}-{x}^{2}+\left(749a-3204\right){x}-17453a+74611$
96.4-g1
96.4-g
$2$
$2$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
96.4
\( 2^{5} \cdot 3 \)
\( - 2^{8} \cdot 3 \)
$2.11176$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2 \)
$1$
$25.79187584$
1.708108705
\( -\frac{31759}{48} a + \frac{135557}{48} \)
\( \bigl[a + 1\) , \( a - 1\) , \( 0\) , \( 4 a + 16\) , \( 7 a + 22\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(4a+16\right){x}+7a+22$
192.3-a1
192.3-a
$2$
$2$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.3
\( 2^{6} \cdot 3 \)
\( - 2^{20} \cdot 3 \)
$2.51132$
$(a-4), (a+3), (4a+13)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \cdot 3 \)
$0.467633991$
$12.89593792$
4.792618154
\( -\frac{31759}{48} a + \frac{135557}{48} \)
\( \bigl[0\) , \( a - 1\) , \( 0\) , \( -124 a - 400\) , \( 28801 a + 94318\bigr] \)
${y}^2={x}^{3}+\left(a-1\right){x}^{2}+\left(-124a-400\right){x}+28801a+94318$
192.3-g1
192.3-g
$2$
$2$
\(\Q(\sqrt{57}) \)
$2$
$[2, 0]$
192.3
\( 2^{6} \cdot 3 \)
\( - 2^{20} \cdot 3 \)
$2.51132$
$(a-4), (a+3), (4a+13)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$1$
$9.377274155$
1.242050304
\( -\frac{31759}{48} a + \frac{135557}{48} \)
\( \bigl[0\) , \( -1\) , \( 0\) , \( 23 a - 98\) , \( -102 a + 436\bigr] \)
${y}^2={x}^{3}-{x}^{2}+\left(23a-98\right){x}-102a+436$
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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.