Invariants
Level: | $240$ | $\SL_2$-level: | $48$ | Newform level: | $1$ | ||
Index: | $144$ | $\PSL_2$-index: | $72$ | ||||
Genus: | $5 = 1 + \frac{ 72 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 4 }{2}$ | ||||||
Cusps: | $4$ (all of which are rational) | Cusp widths | $6^{2}\cdot12\cdot48$ | Cusp orbits | $1^{4}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $2 \le \gamma \le 5$ | ||||||
$\overline{\Q}$-gonality: | $2 \le \gamma \le 5$ | ||||||
Rational cusps: | $4$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 48A5 |
Level structure
$\GL_2(\Z/240\Z)$-generators: | $\begin{bmatrix}17&36\\174&139\end{bmatrix}$, $\begin{bmatrix}43&168\\42&229\end{bmatrix}$, $\begin{bmatrix}45&44\\92&141\end{bmatrix}$, $\begin{bmatrix}56&87\\111&176\end{bmatrix}$, $\begin{bmatrix}88&127\\5&142\end{bmatrix}$, $\begin{bmatrix}110&83\\173&112\end{bmatrix}$, $\begin{bmatrix}172&193\\235&62\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 240.72.5.f.1 for the level structure with $-I$) |
Cyclic 240-isogeny field degree: | $48$ |
Cyclic 240-torsion field degree: | $1536$ |
Full 240-torsion field degree: | $3932160$ |
Rational points
This modular curve has 4 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.1.30 | $48$ | $2$ | $2$ | $2$ | $0$ |
120.72.2-24.cj.1.10 | $120$ | $2$ | $2$ | $2$ | $?$ |
240.48.1-240.b.1.33 | $240$ | $3$ | $3$ | $1$ | $?$ |
This modular curve is minimally covered by the modular curves in the database listed below.