Properties

Label 240.192.3-240.yc.2.1
Level $240$
Index $192$
Genus $3$
Cusps $12$
$\Q$-cusps $0$

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Invariants

Level: $240$ $\SL_2$-level: $8$ Newform level: $1$
Index: $192$ $\PSL_2$-index:$96$
Genus: $3 = 1 + \frac{ 96 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 12 }{2}$
Cusps: $12$ (none of which are rational) Cusp widths $8^{12}$ Cusp orbits $2^{2}\cdot8$
Elliptic points: $0$ of order $2$ and $0$ of order $3$
Analytic rank: not computed
$\Q$-gonality: $2 \le \gamma \le 4$
$\overline{\Q}$-gonality: $2 \le \gamma \le 3$
Rational cusps: $0$
Rational CM points: none

Other labels

Cummins and Pauli (CP) label: 8B3

Level structure

$\GL_2(\Z/240\Z)$-generators: $\begin{bmatrix}15&214\\38&23\end{bmatrix}$, $\begin{bmatrix}15&226\\86&127\end{bmatrix}$, $\begin{bmatrix}28&173\\9&28\end{bmatrix}$, $\begin{bmatrix}153&140\\236&41\end{bmatrix}$
Contains $-I$: no $\quad$ (see 240.96.3.yc.2 for the level structure with $-I$)
Cyclic 240-isogeny field degree: $96$
Cyclic 240-torsion field degree: $3072$
Full 240-torsion field degree: $2949120$

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
16.96.0-16.m.2.1 $16$ $2$ $2$ $0$ $0$
240.96.0-16.m.2.3 $240$ $2$ $2$ $0$ $?$
120.96.1-120.lb.1.1 $120$ $2$ $2$ $1$ $?$
240.96.1-120.lb.1.7 $240$ $2$ $2$ $1$ $?$
240.96.2-240.q.1.2 $240$ $2$ $2$ $2$ $?$
240.96.2-240.q.1.15 $240$ $2$ $2$ $2$ $?$