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
135.3-d1
135.3-d
$2$
$3$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
135.3
\( 3^{3} \cdot 5 \)
\( - 2^{12} \cdot 3^{5} \cdot 5^{3} \)
$1.92642$
$(3,a+2), (5,a)$
$1$
$\Z/3\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$3$
3B.1.1
$1$
\( 3^{2} \)
$0.367977483$
$26.85793377$
3.125315340
\( \frac{65536}{25} a - \frac{32768}{5} \)
\( \bigl[0\) , \( a - 1\) , \( 0\) , \( -6 a - 15\) , \( -5 a - 15\bigr] \)
${y}^2={x}^{3}+\left(a-1\right){x}^{2}+\left(-6a-15\right){x}-5a-15$
135.3-e1
135.3-e
$2$
$3$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
135.3
\( 3^{3} \cdot 5 \)
\( - 3^{5} \cdot 5^{3} \)
$1.92642$
$(3,a+2), (5,a)$
$1$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
$3$
3B
$1$
\( 1 \)
$0.213751639$
$26.85793377$
1.815440639
\( \frac{65536}{25} a - \frac{32768}{5} \)
\( \bigl[0\) , \( -a + 1\) , \( a + 1\) , \( -2 a - 1\) , \( 1\bigr] \)
${y}^2+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-2a-1\right){x}+1$
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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.