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 |
144.1-a1 |
144.1-a |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{40} \cdot 3^{20} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
0 |
$\Z/10\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.1[2] |
$1$ |
\( 2^{2} \cdot 5^{2} \) |
$1$ |
$48.99321078$ |
1.460695330 |
\( -\frac{19465109}{248832} \) |
\( \bigl[a^{3} + a^{2} - 3 a - 2\) , \( -a^{2} + a + 3\) , \( a^{3} - 3 a\) , \( -9953 a^{3} - 8233 a^{2} + 24770 a + 5451\) , \( 3556183 a^{3} + 2941287 a^{2} - 8850732 a - 1946362\bigr] \) |
${y}^2+\left(a^{3}+a^{2}-3a-2\right){x}{y}+\left(a^{3}-3a\right){y}={x}^{3}+\left(-a^{2}+a+3\right){x}^{2}+\left(-9953a^{3}-8233a^{2}+24770a+5451\right){x}+3556183a^{3}+2941287a^{2}-8850732a-1946362$ |
144.1-a2 |
144.1-a |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{20} \cdot 3^{40} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
0 |
$\Z/10\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.1[2] |
$1$ |
\( 2^{2} \cdot 5^{2} \) |
$1$ |
$48.99321078$ |
1.460695330 |
\( \frac{502270291349}{1889568} \) |
\( \bigl[a^{3} + a^{2} - 3 a - 2\) , \( -a^{2} + a + 3\) , \( a^{3} - 3 a\) , \( -294113 a^{3} - 243273 a^{2} + 731970 a + 160971\) , \( 118524887 a^{3} + 98030887 a^{2} - 294988204 a - 64870810\bigr] \) |
${y}^2+\left(a^{3}+a^{2}-3a-2\right){x}{y}+\left(a^{3}-3a\right){y}={x}^{3}+\left(-a^{2}+a+3\right){x}^{2}+\left(-294113a^{3}-243273a^{2}+731970a+160971\right){x}+118524887a^{3}+98030887a^{2}-294988204a-64870810$ |
144.1-a3 |
144.1-a |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{8} \cdot 3^{4} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.4[2] |
$1$ |
\( 2^{2} \) |
$1$ |
$48.99321078$ |
1.460695330 |
\( -\frac{24389}{12} \) |
\( \bigl[a^{2} - 1\) , \( a^{3} - a^{2} - 4 a + 3\) , \( a^{3} - 2 a\) , \( -a^{3} - 3 a^{2} + 2 a + 6\) , \( -4 a^{2} + 3 a + 3\bigr] \) |
${y}^2+\left(a^{2}-1\right){x}{y}+\left(a^{3}-2a\right){y}={x}^{3}+\left(a^{3}-a^{2}-4a+3\right){x}^{2}+\left(-a^{3}-3a^{2}+2a+6\right){x}-4a^{2}+3a+3$ |
144.1-a4 |
144.1-a |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{4} \cdot 3^{8} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
0 |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.4[2] |
$1$ |
\( 2^{2} \) |
$1$ |
$48.99321078$ |
1.460695330 |
\( \frac{131872229}{18} \) |
\( \bigl[a^{2} - 1\) , \( a^{3} - a^{2} - 4 a + 3\) , \( a^{3} - 2 a\) , \( -11 a^{3} - 33 a^{2} + 52 a + 16\) , \( -20 a^{3} - 134 a^{2} + 183 a + 43\bigr] \) |
${y}^2+\left(a^{2}-1\right){x}{y}+\left(a^{3}-2a\right){y}={x}^{3}+\left(a^{3}-a^{2}-4a+3\right){x}^{2}+\left(-11a^{3}-33a^{2}+52a+16\right){x}-20a^{3}-134a^{2}+183a+43$ |
144.1-b1 |
144.1-b |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{40} \cdot 3^{20} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
$1$ |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.4[2] |
$1$ |
\( 2^{2} \cdot 5 \) |
$0.686404979$ |
$3.139930371$ |
1.285151056 |
\( -\frac{19465109}{248832} \) |
\( \bigl[a^{2} - 1\) , \( -1\) , \( a^{3} - 3 a + 1\) , \( -4355 a^{3} - 3604 a^{2} + 10834 a + 2383\) , \( -1033349 a^{3} - 854686 a^{2} + 2571802 a + 565564\bigr] \) |
${y}^2+\left(a^{2}-1\right){x}{y}+\left(a^{3}-3a+1\right){y}={x}^{3}-{x}^{2}+\left(-4355a^{3}-3604a^{2}+10834a+2383\right){x}-1033349a^{3}-854686a^{2}+2571802a+565564$ |
144.1-b2 |
144.1-b |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{20} \cdot 3^{40} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
$1$ |
$\Z/2\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.4[2] |
$1$ |
\( 2 \cdot 5 \) |
$1.372809958$ |
$3.139930371$ |
1.285151056 |
\( \frac{502270291349}{1889568} \) |
\( \bigl[a^{2} - 1\) , \( -1\) , \( a^{3} - 3 a + 1\) , \( -128675 a^{3} - 106484 a^{2} + 320114 a + 70383\) , \( -34429829 a^{3} - 28477022 a^{2} + 85689050 a + 18843868\bigr] \) |
${y}^2+\left(a^{2}-1\right){x}{y}+\left(a^{3}-3a+1\right){y}={x}^{3}-{x}^{2}+\left(-128675a^{3}-106484a^{2}+320114a+70383\right){x}-34429829a^{3}-28477022a^{2}+85689050a+18843868$ |
144.1-b3 |
144.1-b |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{4} \cdot 3^{8} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
$1$ |
$\Z/10\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.1[2] |
$1$ |
\( 2 \) |
$0.274561991$ |
$1962.456482$ |
1.285151056 |
\( \frac{131872229}{18} \) |
\( \bigl[a^{3} - 3 a\) , \( -a^{3} + 3 a - 1\) , \( a^{3} - 3 a\) , \( -10 a^{3} + 30 a - 21\) , \( 31 a^{3} - 93 a + 51\bigr] \) |
${y}^2+\left(a^{3}-3a\right){x}{y}+\left(a^{3}-3a\right){y}={x}^{3}+\left(-a^{3}+3a-1\right){x}^{2}+\left(-10a^{3}+30a-21\right){x}+31a^{3}-93a+51$ |
144.1-b4 |
144.1-b |
$4$ |
$10$ |
\(\Q(\zeta_{15})^+\) |
$4$ |
$[4, 0]$ |
144.1 |
\( 2^{4} \cdot 3^{2} \) |
\( 2^{8} \cdot 3^{4} \) |
$5.57841$ |
$(-a^3+a^2+3a-2), (2)$ |
$1$ |
$\Z/10\Z$ |
$\textsf{no}$ |
|
$\mathrm{SU}(2)$ |
✓ |
✓ |
✓ |
|
$2, 5$ |
2B, 5B.1.1[2] |
$1$ |
\( 2^{2} \) |
$0.137280995$ |
$1962.456482$ |
1.285151056 |
\( -\frac{24389}{12} \) |
\( \bigl[a^{3} - 3 a\) , \( -a^{3} + 3 a - 1\) , \( a^{3} - 3 a\) , \( -1\) , \( a^{3} - 3 a + 1\bigr] \) |
${y}^2+\left(a^{3}-3a\right){x}{y}+\left(a^{3}-3a\right){y}={x}^{3}+\left(-a^{3}+3a-1\right){x}^{2}-{x}+a^{3}-3a+1$ |
*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.