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
300.1-a2
300.1-a
$2$
$3$
\(\Q(\sqrt{-30}) \)
$2$
$[0, 1]$
300.1
\( 2^{2} \cdot 3 \cdot 5^{2} \)
\( 2^{4} \cdot 3^{6} \cdot 5^{16} \)
$4.07389$
$(2,a), (3,a), (5,a)$
$1$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3B
$1$
\( 2 \cdot 3 \)
$0.114155808$
$3.601411123$
0.900723170
\( -\frac{40960}{27} \)
\( \bigl[0\) , \( -1\) , \( a\) , \( -83\) , \( -393\bigr] \)
${y}^2+a{y}={x}^3-{x}^2-83{x}-393$
300.1-d2
300.1-d
$2$
$3$
\(\Q(\sqrt{-30}) \)
$2$
$[0, 1]$
300.1
\( 2^{2} \cdot 3 \cdot 5^{2} \)
\( 2^{16} \cdot 3^{6} \cdot 5^{4} \)
$4.07389$
$(2,a), (3,a), (5,a)$
$1$
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3B
$1$
\( 2 \cdot 3 \)
$0.758867116$
$3.601411123$
5.987686514
\( -\frac{40960}{27} \)
\( \bigl[0\) , \( -1\) , \( 0\) , \( -13\) , \( -23\bigr] \)
${y}^2={x}^3-{x}^2-13{x}-23$
300.1-e2
300.1-e
$2$
$3$
\(\Q(\sqrt{-30}) \)
$2$
$[0, 1]$
300.1
\( 2^{2} \cdot 3 \cdot 5^{2} \)
\( 2^{4} \cdot 3^{6} \cdot 5^{4} \)
$4.07389$
$(2,a), (3,a), (5,a)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3B.1.2
$1$
\( 2 \cdot 3 \)
$1$
$3.601411123$
3.945148222
\( -\frac{40960}{27} \)
\( \bigl[0\) , \( 1\) , \( a\) , \( -3\) , \( 3\bigr] \)
${y}^2+a{y}={x}^3+{x}^2-3{x}+3$
300.1-h2
300.1-h
$2$
$3$
\(\Q(\sqrt{-30}) \)
$2$
$[0, 1]$
300.1
\( 2^{2} \cdot 3 \cdot 5^{2} \)
\( 2^{4} \cdot 3^{18} \cdot 5^{4} \)
$4.07389$
$(2,a), (3,a), (5,a)$
0
$\Z/3\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3B.1.1
$1$
\( 2 \cdot 3^{3} \)
$1$
$3.601411123$
3.945148222
\( -\frac{40960}{27} \)
\( \bigl[0\) , \( 0\) , \( a\) , \( -30\) , \( 100\bigr] \)
${y}^2+a{y}={x}^3-30{x}+100$
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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.