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
72.1-e2
72.1-e
$6$
$8$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
72.1
\( 2^{3} \cdot 3^{2} \)
\( 2^{20} \cdot 3^{2} \)
$1.64627$
$(2,a), (3,a+1), (3,a+2)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$2$
2B
$1$
\( 2^{2} \)
$1$
$18.60223895$
2.941272233
\( \frac{2048}{3} \)
\( \bigl[0\) , \( 1\) , \( 0\) , \( 3\) , \( 3\bigr] \)
${y}^2={x}^{3}+{x}^{2}+3{x}+3$
72.1-f2
72.1-f
$6$
$8$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
72.1
\( 2^{3} \cdot 3^{2} \)
\( 2^{8} \cdot 3^{2} \)
$1.64627$
$(2,a), (3,a+1), (3,a+2)$
$1$
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$2$
2B
$1$
\( 2 \)
$2.249823046$
$18.60223895$
1.654335513
\( \frac{2048}{3} \)
\( \bigl[0\) , \( -1\) , \( 0\) , \( 1\) , \( 0\bigr] \)
${y}^2={x}^{3}-{x}^{2}+{x}$
144.1-c2
144.1-c
$6$
$8$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
144.1
\( 2^{4} \cdot 3^{2} \)
\( 2^{8} \cdot 3^{2} \)
$1.95776$
$(2,a), (3,a+1), (3,a+2)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$2$
2B
$1$
\( 1 \)
$4.274166887$
$11.36701703$
3.840944173
\( \frac{2048}{3} \)
\( \bigl[0\) , \( 1\) , \( 0\) , \( 1\) , \( 0\bigr] \)
${y}^2={x}^{3}+{x}^{2}+{x}$
144.1-d2
144.1-d
$6$
$8$
\(\Q(\sqrt{10}) \)
$2$
$[2, 0]$
144.1
\( 2^{4} \cdot 3^{2} \)
\( 2^{20} \cdot 3^{2} \)
$1.95776$
$(2,a), (3,a+1), (3,a+2)$
$1$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$2$
2B
$1$
\( 1 \)
$2.993933771$
$11.36701703$
2.690473437
\( \frac{2048}{3} \)
\( \bigl[0\) , \( -1\) , \( 0\) , \( 3\) , \( -3\bigr] \)
${y}^2={x}^{3}-{x}^{2}+3{x}-3$
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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.