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
4.1-a1
4.1-a
$1$
$1$
\(\Q(\sqrt{413}) \)
$2$
$[2, 0]$
4.1
\( 2^{2} \)
\( 2^{6} \)
$2.56820$
$(2)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3Ns
$1$
\( 1 \)
$1$
$18.13499714$
0.892364871
\( -\frac{42875}{8} \)
\( \bigl[a + 1\) , \( 0\) , \( a\) , \( 10 a + 172\) , \( 41 a + 617\bigr] \)
${y}^2+\left(a+1\right){x}{y}+a{y}={x}^{3}+\left(10a+172\right){x}+41a+617$
4.1-b1
4.1-b
$1$
$1$
\(\Q(\sqrt{413}) \)
$2$
$[2, 0]$
4.1
\( 2^{2} \)
\( 2^{24} \)
$2.56820$
$(2)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3Ns
$1$
\( 2 \)
$1$
$6.938340258$
0.682826808
\( \frac{2352637}{4096} \)
\( \bigl[a + 1\) , \( 0\) , \( a + 1\) , \( 20 a + 273\) , \( 212 a + 2274\bigr] \)
${y}^2+\left(a+1\right){x}{y}+\left(a+1\right){y}={x}^{3}+\left(20a+273\right){x}+212a+2274$
4.1-c1
4.1-c
$1$
$1$
\(\Q(\sqrt{413}) \)
$2$
$[2, 0]$
4.1
\( 2^{2} \)
\( 2^{6} \)
$2.56820$
$(2)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3Ns
$1$
\( 1 \)
$1$
$18.13499714$
0.892364871
\( -\frac{42875}{8} \)
\( \bigl[a\) , \( -a + 1\) , \( a + 1\) , \( -12 a + 183\) , \( -42 a + 658\bigr] \)
${y}^2+a{x}{y}+\left(a+1\right){y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-12a+183\right){x}-42a+658$
4.1-d1
4.1-d
$1$
$1$
\(\Q(\sqrt{413}) \)
$2$
$[2, 0]$
4.1
\( 2^{2} \)
\( 2^{24} \)
$2.56820$
$(2)$
0
$\mathsf{trivial}$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
✓
$3$
3Ns
$1$
\( 2 \)
$1$
$6.938340258$
0.682826808
\( \frac{2352637}{4096} \)
\( \bigl[a\) , \( -a + 1\) , \( a\) , \( -22 a + 295\) , \( -213 a + 2487\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(-22a+295\right){x}-213a+2487$
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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.