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
288.1-a4
288.1-a
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
288.1
\( 2^{5} \cdot 3^{2} \)
\( 2^{6} \cdot 3^{2} \)
$1.04119$
$(a), (3)$
0
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2 \)
$1$
$26.82794265$
1.185638761
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[a\) , \( -1\) , \( a\) , \( 50 a - 73\) , \( -4 a + 6\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}-{x}^{2}+\left(50a-73\right){x}-4a+6$
288.1-d4
288.1-d
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
288.1
\( 2^{5} \cdot 3^{2} \)
\( 2^{6} \cdot 3^{2} \)
$1.04119$
$(a), (3)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2 \)
$1$
$6.706985663$
1.185638761
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[a\) , \( 0\) , \( a\) , \( 50 a - 73\) , \( 4 a - 7\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(50a-73\right){x}+4a-7$
2304.1-j4
2304.1-j
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
2304.1
\( 2^{8} \cdot 3^{2} \)
\( 2^{18} \cdot 3^{2} \)
$1.75107$
$(a), (3)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2 \)
$1$
$3.337851468$
0.590054352
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[0\) , \( a + 1\) , \( 0\) , \( 24 a - 64\) , \( -36 a - 44\bigr] \)
${y}^2={x}^{3}+\left(a+1\right){x}^{2}+\left(24a-64\right){x}-36a-44$
2304.1-l4
2304.1-l
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
2304.1
\( 2^{8} \cdot 3^{2} \)
\( 2^{18} \cdot 3^{2} \)
$1.75107$
$(a), (3)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2 \)
$1$
$13.47682996$
2.382389464
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[0\) , \( -a - 1\) , \( 0\) , \( 24 a - 64\) , \( 36 a + 44\bigr] \)
${y}^2={x}^{3}+\left(-a-1\right){x}^{2}+\left(24a-64\right){x}+36a+44$
2592.1-b4
2592.1-b
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
2592.1
\( 2^{5} \cdot 3^{4} \)
\( 2^{6} \cdot 3^{14} \)
$1.80340$
$(a), (3)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2^{3} \)
$1$
$2.235661887$
1.580851681
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[a\) , \( 1\) , \( a\) , \( 450 a - 649\) , \( 108 a - 176\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+{x}^{2}+\left(450a-649\right){x}+108a-176$
2592.1-g4
2592.1-g
$4$
$4$
\(\Q(\sqrt{2}) \)
$2$
$[2, 0]$
2592.1
\( 2^{5} \cdot 3^{4} \)
\( 2^{6} \cdot 3^{14} \)
$1.80340$
$(a), (3)$
0
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$1$
\( 2^{3} \)
$1$
$8.942647551$
1.580851681
\( \frac{98115010000}{3} a + 46251861000 \)
\( \bigl[a\) , \( 1\) , \( 0\) , \( 450 a - 648\) , \( 342 a - 473\bigr] \)
${y}^2+a{x}{y}={x}^{3}+{x}^{2}+\left(450a-648\right){x}+342a-473$
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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.