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
14.3-b2
14.3-b
$4$
$4$
\(\Q(\sqrt{65}) \)
$2$
$[2, 0]$
14.3
\( 2 \cdot 7 \)
\( 2^{3} \cdot 7 \)
$1.39357$
$(2,a), (7,a+1)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$4$
\( 1 \)
$1$
$5.253622939$
0.651631726
\( -\frac{4618208311865}{56} a + \frac{20925697887873}{56} \)
\( \bigl[1\) , \( -a\) , \( a + 1\) , \( 9584 a - 43423\) , \( 1037540 a - 4701238\bigr] \)
${y}^2+{x}{y}+\left(a+1\right){y}={x}^{3}-a{x}^{2}+\left(9584a-43423\right){x}+1037540a-4701238$
14.3-c2
14.3-c
$4$
$4$
\(\Q(\sqrt{65}) \)
$2$
$[2, 0]$
14.3
\( 2 \cdot 7 \)
\( 2^{15} \cdot 7 \)
$1.39357$
$(2,a), (7,a+1)$
0
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
✓
$2$
2B
$4$
\( 3 \)
$1$
$5.253622939$
1.954895180
\( -\frac{4618208311865}{56} a + \frac{20925697887873}{56} \)
\( \bigl[a\) , \( a - 1\) , \( 0\) , \( 2110 a - 9536\) , \( 104711 a - 474436\bigr] \)
${y}^2+a{x}{y}={x}^{3}+\left(a-1\right){x}^{2}+\left(2110a-9536\right){x}+104711a-474436$
112.9-d2
112.9-d
$4$
$4$
\(\Q(\sqrt{65}) \)
$2$
$[2, 0]$
112.9
\( 2^{4} \cdot 7 \)
\( 2^{27} \cdot 7 \)
$2.34369$
$(2,a), (7,a+1)$
$0 \le r \le 2$
$\Z/2\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2^{2} \)
$1$
$11.38106603$
1.411647505
\( -\frac{4618208311865}{56} a + \frac{20925697887873}{56} \)
\( \bigl[a\) , \( -a + 1\) , \( a\) , \( 119503 a - 541493\) , \( -44845568 a + 203201043\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}+\left(-a+1\right){x}^{2}+\left(119503a-541493\right){x}-44845568a+203201043$
112.9-e2
112.9-e
$4$
$4$
\(\Q(\sqrt{65}) \)
$2$
$[2, 0]$
112.9
\( 2^{4} \cdot 7 \)
\( 2^{15} \cdot 7 \)
$2.34369$
$(2,a), (7,a+1)$
$1$
$\Z/4\Z$
$\textsf{no}$
$\mathrm{SU}(2)$
$2$
2B
$1$
\( 2 \)
$6.188536872$
$11.38106603$
2.184008159
\( -\frac{4618208311865}{56} a + \frac{20925697887873}{56} \)
\( \bigl[a\) , \( -a\) , \( a\) , \( -5 a - 75\) , \( -48 a - 102\bigr] \)
${y}^2+a{x}{y}+a{y}={x}^{3}-a{x}^{2}+\left(-5a-75\right){x}-48a-102$
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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.