Invariants
Level: | $312$ | $\SL_2$-level: | $12$ | Newform level: | $1$ | ||
Index: | $192$ | $\PSL_2$-index: | $192$ | ||||
Genus: | $5 = 1 + \frac{ 192 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 24 }{2}$ | ||||||
Cusps: | $24$ (none of which are rational) | Cusp widths | $4^{12}\cdot12^{12}$ | Cusp orbits | $2^{2}\cdot4^{5}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $2 \le \gamma \le 8$ | ||||||
$\overline{\Q}$-gonality: | $2 \le \gamma \le 5$ | ||||||
Rational cusps: | $0$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 12E5 |
Level structure
$\GL_2(\Z/312\Z)$-generators: | $\begin{bmatrix}45&56\\176&153\end{bmatrix}$, $\begin{bmatrix}155&292\\0&109\end{bmatrix}$, $\begin{bmatrix}165&76\\292&219\end{bmatrix}$, $\begin{bmatrix}239&214\\156&181\end{bmatrix}$, $\begin{bmatrix}253&282\\162&205\end{bmatrix}$ |
Contains $-I$: | yes |
Quadratic refinements: | 312.384.5-312.km.2.1, 312.384.5-312.km.2.2, 312.384.5-312.km.2.3, 312.384.5-312.km.2.4, 312.384.5-312.km.2.5, 312.384.5-312.km.2.6, 312.384.5-312.km.2.7, 312.384.5-312.km.2.8, 312.384.5-312.km.2.9, 312.384.5-312.km.2.10, 312.384.5-312.km.2.11, 312.384.5-312.km.2.12, 312.384.5-312.km.2.13, 312.384.5-312.km.2.14, 312.384.5-312.km.2.15, 312.384.5-312.km.2.16 |
Cyclic 312-isogeny field degree: | $56$ |
Cyclic 312-torsion field degree: | $2688$ |
Full 312-torsion field degree: | $10063872$ |
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 |
---|---|---|---|---|---|
24.96.1.cp.2 | $24$ | $2$ | $2$ | $1$ | $1$ |
156.96.1.h.4 | $156$ | $2$ | $2$ | $1$ | $?$ |
312.96.1.lo.3 | $312$ | $2$ | $2$ | $1$ | $?$ |
312.96.3.ek.1 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.96.3.fi.1 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.96.3.fk.1 | $312$ | $2$ | $2$ | $3$ | $?$ |
312.96.3.fu.2 | $312$ | $2$ | $2$ | $3$ | $?$ |