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
726.1-d1
726.1-d
$4$
$6$
\(\Q(\sqrt{6}) \)
$2$
$[2, 0]$
726.1
\( 2 \cdot 3 \cdot 11^{2} \)
\( 2^{6} \cdot 3^{4} \cdot 11^{12} \)
$2.27237$
$(-a+2), (a+3), (11)$
$1$
$\Z/6\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$2, 3$
2B , 3B.1.1
$1$
\( 2^{4} \cdot 3^{2} \)
$1.548328844$
$2.444595345$
6.180940330
\( -\frac{7357983625}{127552392} \)
\( \bigl[a + 1\) , \( 0\) , \( 0\) , \( 811 a - 1984\) , \( -109228 a + 267554\bigr] \)
${y}^2+\left(a+1\right){x}{y}={x}^{3}+\left(811a-1984\right){x}-109228a+267554$
726.1-f1
726.1-f
$4$
$6$
\(\Q(\sqrt{6}) \)
$2$
$[2, 0]$
726.1
\( 2 \cdot 3 \cdot 11^{2} \)
\( 2^{6} \cdot 3^{4} \cdot 11^{12} \)
$2.27237$
$(-a+2), (a+3), (11)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
✓
$2, 3$
2B , 3B.1.2
$1$
\( 2^{4} \cdot 3 \)
$1$
$0.635354791$
1.556295044
\( -\frac{7357983625}{127552392} \)
\( \bigl[1\) , \( 0\) , \( 1\) , \( -41\) , \( -556\bigr] \)
${y}^2+{x}{y}+{y}={x}^{3}-41{x}-556$
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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.