Invariants
Level: | $312$ | $\SL_2$-level: | $8$ | ||||
Index: | $48$ | $\PSL_2$-index: | $48$ | ||||
Genus: | $0 = 1 + \frac{ 48 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 10 }{2}$ | ||||||
Cusps: | $10$ (none of which are rational) | Cusp widths | $4^{8}\cdot8^{2}$ | Cusp orbits | $2^{3}\cdot4$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
$\Q$-gonality: | $1 \le \gamma \le 2$ | ||||||
$\overline{\Q}$-gonality: | $1$ | ||||||
Rational cusps: | $0$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 8N0 |
Level structure
Models
This modular curve is isomorphic to $\mathbb{P}^1$.
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 |
---|---|---|---|---|---|
8.24.0.d.1 | $8$ | $2$ | $2$ | $0$ | $0$ |
156.24.0.c.1 | $156$ | $2$ | $2$ | $0$ | $?$ |
312.24.0.t.2 | $312$ | $2$ | $2$ | $0$ | $?$ |
This modular curve is minimally covered by the modular curves in the database listed below.
Covering curve | Level | Index | Degree | Genus |
---|---|---|---|---|
312.96.1.c.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.be.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.ds.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.dy.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.iv.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.ix.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.jk.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.jm.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.mq.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.ms.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.nh.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.nj.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.pa.2 | $312$ | $2$ | $2$ | $1$ |
312.96.1.pg.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.pq.1 | $312$ | $2$ | $2$ | $1$ |
312.96.1.pt.2 | $312$ | $2$ | $2$ | $1$ |
312.144.8.dc.2 | $312$ | $3$ | $3$ | $8$ |
312.192.7.de.2 | $312$ | $4$ | $4$ | $7$ |