Invariants
Level: | $208$ | $\SL_2$-level: | $16$ | ||||
Index: | $48$ | $\PSL_2$-index: | $24$ | ||||
Genus: | $0 = 1 + \frac{ 24 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 6 }{2}$ | ||||||
Cusps: | $6$ (of which $2$ are rational) | Cusp widths | $2^{4}\cdot8^{2}$ | Cusp orbits | $1^{2}\cdot2^{2}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
$\Q$-gonality: | $1$ | ||||||
$\overline{\Q}$-gonality: | $1$ | ||||||
Rational cusps: | $2$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 8G0 |
Level structure
$\GL_2(\Z/208\Z)$-generators: | $\begin{bmatrix}23&128\\191&81\end{bmatrix}$, $\begin{bmatrix}77&80\\103&173\end{bmatrix}$, $\begin{bmatrix}105&72\\182&63\end{bmatrix}$, $\begin{bmatrix}153&40\\137&187\end{bmatrix}$, $\begin{bmatrix}203&24\\193&123\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 104.24.0.bn.1 for the level structure with $-I$) |
Cyclic 208-isogeny field degree: | $28$ |
Cyclic 208-torsion field degree: | $1344$ |
Full 208-torsion field degree: | $13418496$ |
Models
This modular curve is isomorphic to $\mathbb{P}^1$.
Rational points
This modular curve has infinitely many rational points but none with conductor small enough to be contained within the database of elliptic curves over $\Q$.
Modular covers
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
16.24.0-8.n.1.8 | $16$ | $2$ | $2$ | $0$ | $0$ |
208.24.0-8.n.1.6 | $208$ | $2$ | $2$ | $0$ | $?$ |
This modular curve is minimally covered by the modular curves in the database listed below.
Covering curve | Level | Index | Degree | Genus |
---|---|---|---|---|
208.96.0-104.bm.1.5 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bm.1.7 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bm.2.5 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bm.2.7 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bn.1.5 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bn.1.7 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bn.2.5 | $208$ | $2$ | $2$ | $0$ |
208.96.0-104.bn.2.7 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.be.1.1 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.be.1.9 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.be.2.1 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.be.2.3 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.bf.1.1 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.bf.1.9 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.bf.2.1 | $208$ | $2$ | $2$ | $0$ |
208.96.0-208.bf.2.2 | $208$ | $2$ | $2$ | $0$ |
208.96.1-208.u.1.9 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.u.1.13 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.w.1.9 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.w.1.13 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.ck.1.2 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.ck.1.10 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.cm.1.2 | $208$ | $2$ | $2$ | $1$ |
208.96.1-208.cm.1.10 | $208$ | $2$ | $2$ | $1$ |