Invariants
| Level: | $168$ | $\SL_2$-level: | $56$ | Newform level: | $1$ | ||
| Index: | $384$ | $\PSL_2$-index: | $192$ | ||||
| Genus: | $9 = 1 + \frac{ 192 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 16 }{2}$ | ||||||
| Cusps: | $16$ (none of which are rational) | Cusp widths | $1^{4}\cdot2^{2}\cdot7^{4}\cdot8^{2}\cdot14^{2}\cdot56^{2}$ | Cusp orbits | $2^{4}\cdot4^{2}$ | ||
| Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
| Analytic rank: | not computed | ||||||
| $\Q$-gonality: | $2 \le \gamma \le 16$ | ||||||
| $\overline{\Q}$-gonality: | $2 \le \gamma \le 9$ | ||||||
| Rational cusps: | $0$ | ||||||
| Rational CM points: | none |
Other labels
| Cummins and Pauli (CP) label: | 56C9 |
Level structure
| $\GL_2(\Z/168\Z)$-generators: | $\begin{bmatrix}3&100\\4&71\end{bmatrix}$, $\begin{bmatrix}56&145\\87&2\end{bmatrix}$, $\begin{bmatrix}79&92\\8&135\end{bmatrix}$, $\begin{bmatrix}79&132\\64&119\end{bmatrix}$, $\begin{bmatrix}149&154\\80&27\end{bmatrix}$ |
| Contains $-I$: | no $\quad$ (see 168.192.9.byu.3 for the level structure with $-I$) |
| Cyclic 168-isogeny field degree: | $8$ |
| Cyclic 168-torsion field degree: | $192$ |
| Full 168-torsion field degree: | $387072$ |
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 |
|---|---|---|---|---|---|
| 56.192.4-56.e.1.5 | $56$ | $2$ | $2$ | $4$ | $0$ |
| 168.192.4-56.e.1.12 | $168$ | $2$ | $2$ | $4$ | $?$ |
| 168.192.4-168.g.4.8 | $168$ | $2$ | $2$ | $4$ | $?$ |
| 168.192.4-168.g.4.22 | $168$ | $2$ | $2$ | $4$ | $?$ |
| 168.192.5-168.gc.1.8 | $168$ | $2$ | $2$ | $5$ | $?$ |
| 168.192.5-168.gc.1.22 | $168$ | $2$ | $2$ | $5$ | $?$ |