Invariants
Level: | $312$ | $\SL_2$-level: | $24$ | Newform level: | $1$ | ||
Index: | $384$ | $\PSL_2$-index: | $192$ | ||||
Genus: | $7 = 1 + \frac{ 192 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 20 }{2}$ | ||||||
Cusps: | $20$ (none of which are rational) | Cusp widths | $2^{4}\cdot4^{2}\cdot6^{4}\cdot8^{4}\cdot12^{2}\cdot24^{4}$ | Cusp orbits | $2^{10}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $3 \le \gamma \le 12$ | ||||||
$\overline{\Q}$-gonality: | $3 \le \gamma \le 7$ | ||||||
Rational cusps: | $0$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 24AI7 |
Level structure
$\GL_2(\Z/312\Z)$-generators: | $\begin{bmatrix}83&22\\260&309\end{bmatrix}$, $\begin{bmatrix}143&154\\96&223\end{bmatrix}$, $\begin{bmatrix}183&8\\80&33\end{bmatrix}$, $\begin{bmatrix}257&238\\260&189\end{bmatrix}$, $\begin{bmatrix}267&38\\68&309\end{bmatrix}$, $\begin{bmatrix}305&174\\264&23\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 312.192.7.ib.2 for the level structure with $-I$) |
Cyclic 312-isogeny field degree: | $28$ |
Cyclic 312-torsion field degree: | $2688$ |
Full 312-torsion field degree: | $5031936$ |
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
The following modular covers realize this modular curve as a fiber product over $X(1)$.
Factor curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
$X_0(3)$ | $3$ | $96$ | $48$ | $0$ | $0$ |
104.96.0-104.x.1.14 | $104$ | $4$ | $4$ | $0$ | $?$ |
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
24.192.3-24.bq.2.47 | $24$ | $2$ | $2$ | $3$ | $0$ |
104.96.0-104.x.1.14 | $104$ | $4$ | $4$ | $0$ | $?$ |
312.192.3-24.bq.2.63 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.192.3-312.ew.1.67 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.192.3-312.ew.1.121 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.192.3-312.gd.1.13 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.192.3-312.gd.1.31 | $312$ | $2$ | $2$ | $3$ | $?$ |