Invariants
Level: | $312$ | $\SL_2$-level: | $12$ | Newform level: | $1$ | ||
Index: | $96$ | $\PSL_2$-index: | $48$ | ||||
Genus: | $1 = 1 + \frac{ 48 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 8 }{2}$ | ||||||
Cusps: | $8$ (none of which are rational) | Cusp widths | $2^{2}\cdot4^{2}\cdot6^{2}\cdot12^{2}$ | Cusp orbits | $2^{4}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $2 \le \gamma \le 48$ | ||||||
$\overline{\Q}$-gonality: | $2$ | ||||||
Rational cusps: | $0$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 12P1 |
Level structure
$\GL_2(\Z/312\Z)$-generators: | $\begin{bmatrix}5&154\\290&75\end{bmatrix}$, $\begin{bmatrix}263&250\\204&73\end{bmatrix}$, $\begin{bmatrix}283&279\\76&47\end{bmatrix}$, $\begin{bmatrix}299&147\\248&25\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 312.48.1.bag.1 for the level structure with $-I$) |
Cyclic 312-isogeny field degree: | $56$ |
Cyclic 312-torsion field degree: | $5376$ |
Full 312-torsion field degree: | $20127744$ |
Jacobian
Conductor: | $?$ |
Simple: | yes |
Squarefree: | yes |
Decomposition: | $1$ |
Newforms: | not computed |
Rational points
This modular curve has real points and $\Q_p$ points for $p$ not dividing the level, but no known rational points.
Modular covers
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
---|---|---|---|---|---|---|
24.48.0-24.ca.1.10 | $24$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
156.48.0-156.q.1.14 | $156$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
312.48.0-156.q.1.13 | $312$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
312.48.0-24.ca.1.7 | $312$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
312.48.1-312.hk.1.14 | $312$ | $2$ | $2$ | $1$ | $?$ | dimension zero |
312.48.1-312.hk.1.21 | $312$ | $2$ | $2$ | $1$ | $?$ | dimension zero |
This modular curve is minimally covered by the modular curves in the database listed below.
Covering curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
---|---|---|---|---|---|---|
312.288.5-312.bka.1.6 | $312$ | $3$ | $3$ | $5$ | $?$ | not computed |