Invariants
Level: | $240$ | $\SL_2$-level: | $48$ | Newform level: | $1$ | ||
Index: | $144$ | $\PSL_2$-index: | $72$ | ||||
Genus: | $4 = 1 + \frac{ 72 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 6 }{2}$ | ||||||
Cusps: | $6$ (of which $2$ are rational) | Cusp widths | $3^{2}\cdot6^{3}\cdot48$ | Cusp orbits | $1^{2}\cdot2^{2}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $3 \le \gamma \le 4$ | ||||||
$\overline{\Q}$-gonality: | $3 \le \gamma \le 4$ | ||||||
Rational cusps: | $2$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 48D4 |
Level structure
$\GL_2(\Z/240\Z)$-generators: | $\begin{bmatrix}45&154\\38&201\end{bmatrix}$, $\begin{bmatrix}58&51\\177&148\end{bmatrix}$, $\begin{bmatrix}117&134\\194&129\end{bmatrix}$, $\begin{bmatrix}132&71\\185&186\end{bmatrix}$, $\begin{bmatrix}153&64\\44&93\end{bmatrix}$, $\begin{bmatrix}229&78\\0&67\end{bmatrix}$, $\begin{bmatrix}239&148\\146&89\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 240.72.4.cf.1 for the level structure with $-I$) |
Cyclic 240-isogeny field degree: | $48$ |
Cyclic 240-torsion field degree: | $3072$ |
Full 240-torsion field degree: | $3932160$ |
Rational points
This modular curve has 2 rational cusps but no known non-cuspidal rational points.
Modular covers
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
48.72.2-24.cj.1.24 | $48$ | $2$ | $2$ | $2$ | $0$ |
120.72.2-24.cj.1.41 | $120$ | $2$ | $2$ | $2$ | $?$ |
240.48.0-240.m.2.5 | $240$ | $3$ | $3$ | $0$ | $?$ |
This modular curve is minimally covered by the modular curves in the database listed below.