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
9900.5-k2
9900.5-k
$4$
$4$
\(\Q(\sqrt{-11}) \)
$2$
$[0, 1]$
9900.5
\( 2^{2} \cdot 3^{2} \cdot 5^{2} \cdot 11 \)
\( 2^{4} \cdot 3^{34} \cdot 5^{7} \cdot 11 \)
$2.95627$
$(-a), (a-1), (-a-1), (a-2), (-2a+1), (2)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2^{8} \)
$0.459521475$
$0.145364934$
5.155954704
\( \frac{113965227211686780677543}{50958055193425627500} a + \frac{65729950987964542995631}{16986018397808542500} \)
\( \bigl[a\) , \( -a + 1\) , \( a\) , \( 438 a + 2689\) , \( -30961 a + 41289\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(438a+2689\right){x}-30961a+41289$
49500.6-v2
49500.6-v
$4$
$4$
\(\Q(\sqrt{-11}) \)
$2$
$[0, 1]$
49500.6
\( 2^{2} \cdot 3^{2} \cdot 5^{3} \cdot 11 \)
\( 2^{4} \cdot 3^{34} \cdot 5^{13} \cdot 11 \)
$4.42065$
$(-a), (a-1), (-a-1), (a-2), (-2a+1), (2)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{7} \)
$3.220413299$
$0.065009175$
8.079786671
\( \frac{113965227211686780677543}{50958055193425627500} a + \frac{65729950987964542995631}{16986018397808542500} \)
\( \bigl[a + 1\) , \( a\) , \( 0\) , \( 8503 a - 9325\) , \( 372556 a - 98827\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}+a{x}^{2}+\left(8503a-9325\right){x}+372556a-98827$
49500.7-k2
49500.7-k
$4$
$4$
\(\Q(\sqrt{-11}) \)
$2$
$[0, 1]$
49500.7
\( 2^{2} \cdot 3^{2} \cdot 5^{3} \cdot 11 \)
\( 2^{4} \cdot 3^{34} \cdot 5^{13} \cdot 11 \)
$4.42065$
$(-a), (a-1), (-a-1), (a-2), (-2a+1), (2)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{9} \cdot 3 \)
$0.261983241$
$0.065009175$
7.887566617
\( \frac{113965227211686780677543}{50958055193425627500} a + \frac{65729950987964542995631}{16986018397808542500} \)
\( \bigl[1\) , \( -a + 1\) , \( a + 1\) , \( -8942 a + 6633\) , \( 166474 a - 653913\bigr] \)
${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-8942a+6633\right){x}+166474a-653913$
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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.