Invariants
| Level: | $312$ | $\SL_2$-level: | $12$ | Newform level: | $1$ | ||
| Index: | $192$ | $\PSL_2$-index: | $96$ | ||||
| Genus: | $1 = 1 + \frac{ 96 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 16 }{2}$ | ||||||
| Cusps: | $16$ (none of which are rational) | Cusp widths | $2^{4}\cdot4^{4}\cdot6^{4}\cdot12^{4}$ | Cusp orbits | $2^{4}\cdot4^{2}$ | ||
| Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
| Analytic rank: | not computed | ||||||
| $\Q$-gonality: | $2 \le \gamma \le 96$ | ||||||
| $\overline{\Q}$-gonality: | $2$ | ||||||
| Rational cusps: | $0$ | ||||||
| Rational CM points: | none |
Other labels
| Cummins and Pauli (CP) label: | 12V1 |
Level structure
| $\GL_2(\Z/312\Z)$-generators: | $\begin{bmatrix}97&246\\70&247\end{bmatrix}$, $\begin{bmatrix}139&84\\286&7\end{bmatrix}$, $\begin{bmatrix}259&300\\170&149\end{bmatrix}$, $\begin{bmatrix}277&150\\212&103\end{bmatrix}$, $\begin{bmatrix}307&144\\190&143\end{bmatrix}$ |
| Contains $-I$: | no $\quad$ (see 312.96.1.lr.2 for the level structure with $-I$) |
| Cyclic 312-isogeny field degree: | $56$ |
| Cyclic 312-torsion field degree: | $5376$ |
| Full 312-torsion field degree: | $10063872$ |
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
The following modular covers realize this modular curve as a fiber product over $X(1)$.
| Factor curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
|---|---|---|---|---|---|---|
| 3.8.0-3.a.1.1 | $3$ | $24$ | $24$ | $0$ | $0$ | full Jacobian |
| 104.24.0-104.b.1.2 | $104$ | $8$ | $8$ | $0$ | $?$ | full Jacobian |
This modular curve minimally covers the modular curves listed below.
| Covered curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
|---|---|---|---|---|---|---|
| 24.96.0-24.o.2.31 | $24$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
| 156.96.0-156.a.1.8 | $156$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 312.96.0-156.a.1.15 | $312$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 312.96.0-24.o.2.11 | $312$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 312.96.1-312.dh.1.8 | $312$ | $2$ | $2$ | $1$ | $?$ | dimension zero |
| 312.96.1-312.dh.1.15 | $312$ | $2$ | $2$ | $1$ | $?$ | 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 |
|---|---|---|---|---|---|---|
| 312.384.5-312.iu.4.7 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.iv.2.10 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.iz.3.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.jb.3.7 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.kf.3.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.kg.3.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.kt.4.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.ku.4.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.of.2.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.oi.4.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.ok.4.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.oo.4.8 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.pp.1.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.pu.1.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.qd.4.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |
| 312.384.5-312.qi.4.4 | $312$ | $2$ | $2$ | $5$ | $?$ | not computed |