Invariants
| Level: | $168$ | $\SL_2$-level: | $8$ | Newform level: | $3136$ | ||
| Index: | $96$ | $\PSL_2$-index: | $48$ | ||||
| Genus: | $1 = 1 + \frac{ 48 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 8 }{2}$ | ||||||
| Cusps: | $8$ (none of which are rational) | Cusp widths | $4^{4}\cdot8^{4}$ | Cusp orbits | $2^{2}\cdot4$ | ||
| Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
| Analytic rank: | not computed | ||||||
| $\Q$-gonality: | $2 \le \gamma \le 48$ | ||||||
| $\overline{\Q}$-gonality: | $2$ | ||||||
| Rational cusps: | $0$ | ||||||
| Rational CM points: | none |
Other labels
| Cummins and Pauli (CP) label: | 8F1 |
Level structure
| $\GL_2(\Z/168\Z)$-generators: | $\begin{bmatrix}55&26\\154&85\end{bmatrix}$, $\begin{bmatrix}61&146\\154&67\end{bmatrix}$, $\begin{bmatrix}65&60\\100&61\end{bmatrix}$, $\begin{bmatrix}115&112\\20&115\end{bmatrix}$, $\begin{bmatrix}117&16\\40&97\end{bmatrix}$ |
| Contains $-I$: | no $\quad$ (see 56.48.1.a.1 for the level structure with $-I$) |
| Cyclic 168-isogeny field degree: | $128$ |
| Cyclic 168-torsion field degree: | $6144$ |
| Full 168-torsion field degree: | $1548288$ |
Jacobian
| Conductor: | $?$ |
| Simple: | yes |
| Squarefree: | yes |
| Decomposition: | $1$ |
| Newforms: | 3136.2.a.m |
Models
Embedded model Embedded model in $\mathbb{P}^{3}$
| $ 0 $ | $=$ | $ 4 y^{2} + z^{2} + w^{2} $ |
| $=$ | $7 x^{2} - z w$ |
Singular plane model Singular plane model
| $ 0 $ | $=$ | $ 49 x^{4} + y^{2} z^{2} + z^{4} $ |
Rational points
This modular curve has no real points, and therefore no rational points.
Maps to other modular curves
$j$-invariant map of degree 48 from the embedded model of this modular curve to the modular curve $X(1)$ :
| $\displaystyle j$ | $=$ | $\displaystyle 2^8\,\frac{(z^{2}-zw+w^{2})^{3}(z^{2}+zw+w^{2})^{3}}{w^{4}z^{4}(z^{2}+w^{2})^{2}}$ |
Map of degree 1 from the embedded model of this modular curve to the plane model of the modular curve 56.48.1.a.1 :
| $\displaystyle X$ | $=$ | $\displaystyle x$ |
| $\displaystyle Y$ | $=$ | $\displaystyle 2y$ |
| $\displaystyle Z$ | $=$ | $\displaystyle w$ |
Equation of the image curve:
| $0$ | $=$ | $ 49X^{4}+Y^{2}Z^{2}+Z^{4} $ |
Modular covers
This modular curve minimally covers the modular curves listed below.
| Covered curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
|---|---|---|---|---|---|---|
| 24.48.0-4.a.1.1 | $24$ | $2$ | $2$ | $0$ | $0$ | full Jacobian |
| 168.48.0-4.a.1.3 | $168$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 168.48.0-56.j.1.4 | $168$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 168.48.0-56.j.1.5 | $168$ | $2$ | $2$ | $0$ | $?$ | full Jacobian |
| 168.48.1-56.b.1.4 | $168$ | $2$ | $2$ | $1$ | $?$ | dimension zero |
| 168.48.1-56.b.1.5 | $168$ | $2$ | $2$ | $1$ | $?$ | dimension zero |
This modular curve is minimally covered by the modular curves in the database listed below.
| Covering curve | Level | Index | Degree | Genus | Rank | Kernel decomposition |
|---|---|---|---|---|---|---|
| 168.192.3-56.a.1.3 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-56.c.1.4 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-56.c.1.5 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-168.d.1.2 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-168.d.1.11 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-168.f.1.8 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.192.3-168.f.1.10 | $168$ | $2$ | $2$ | $3$ | $?$ | not computed |
| 168.288.9-168.a.1.3 | $168$ | $3$ | $3$ | $9$ | $?$ | not computed |
| 168.384.9-168.a.1.13 | $168$ | $4$ | $4$ | $9$ | $?$ | not computed |