Properties

Label 120.144.4-24.im.1.1
Level $120$
Index $144$
Genus $4$
Cusps $6$
$\Q$-cusps $0$

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Invariants

Level: $120$ $\SL_2$-level: $24$ Newform level: $576$
Index: $144$ $\PSL_2$-index:$72$
Genus: $4 = 1 + \frac{ 72 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 6 }{2}$
Cusps: $6$ (none of which are rational) Cusp widths $6^{4}\cdot24^{2}$ Cusp orbits $2^{3}$
Elliptic points: $0$ of order $2$ and $0$ of order $3$
Analytic rank: not computed
$\Q$-gonality: $3 \le \gamma \le 6$
$\overline{\Q}$-gonality: $3 \le \gamma \le 4$
Rational cusps: $0$
Rational CM points: none

Other labels

Cummins and Pauli (CP) label: 24J4

Level structure

$\GL_2(\Z/120\Z)$-generators: $\begin{bmatrix}8&117\\105&104\end{bmatrix}$, $\begin{bmatrix}14&111\\45&32\end{bmatrix}$, $\begin{bmatrix}20&49\\37&12\end{bmatrix}$, $\begin{bmatrix}80&63\\23&76\end{bmatrix}$, $\begin{bmatrix}92&105\\71&94\end{bmatrix}$
Contains $-I$: no $\quad$ (see 24.72.4.im.1 for the level structure with $-I$)
Cyclic 120-isogeny field degree: $48$
Cyclic 120-torsion field degree: $1536$
Full 120-torsion field degree: $245760$

Models

Canonical model in $\mathbb{P}^{ 3 }$

$ 0 $ $=$ $ 48 x^{2} + 6 y^{2} + 4 z^{2} + w^{2} $
$=$ $12 x^{3} + 6 x y^{2} - y z w$
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Singular plane model Singular plane model

$ 0 $ $=$ $ x^{6} + 4 x^{4} y^{2} + 4 x^{2} y^{4} + 12 x^{2} y^{2} z^{2} + 6 y^{4} z^{2} + 9 y^{2} z^{4} $
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Rational points

This modular curve has no real points, and therefore no rational points.

Maps to other modular curves

$j$-invariant map of degree 72 from the canonical model of this modular curve to the modular curve $X(1)$ :

$\displaystyle j$ $=$ $\displaystyle -2^6\cdot3^3\,\frac{3373824xyz^{9}w-10372608xyz^{7}w^{3}+6846912xyz^{5}w^{5}-1335168xyz^{3}w^{7}+82704xyzw^{9}-125184y^{2}z^{10}+1629792y^{2}z^{8}w^{2}-2663280y^{2}z^{6}w^{4}+1202040y^{2}z^{4}w^{6}-186552y^{2}z^{2}w^{8}+10374y^{2}w^{10}-85760z^{12}+548544z^{10}w^{2}-250256z^{8}w^{4}-103640z^{6}w^{6}+21844z^{4}w^{8}+3504z^{2}w^{10}-575w^{12}}{6144xyz^{9}w+4608xyz^{7}w^{3}+1152xyz^{5}w^{5}-2304xyz^{3}w^{7}+240xyzw^{9}+768y^{2}z^{10}+576y^{2}z^{8}w^{2}-1296y^{2}z^{4}w^{6}+252y^{2}z^{2}w^{8}-6y^{2}w^{10}+512z^{12}-768z^{10}w^{2}-736z^{8}w^{4}+32z^{6}w^{6}+80z^{4}w^{8}+6z^{2}w^{10}-w^{12}}$

Map of degree 1 from the canonical model of this modular curve to the plane model of the modular curve 24.72.4.im.1 :

$\displaystyle X$ $=$ $\displaystyle x$
$\displaystyle Y$ $=$ $\displaystyle \frac{1}{2}y$
$\displaystyle Z$ $=$ $\displaystyle \frac{1}{3}z$

Equation of the image curve:

$0$ $=$ $ X^{6}+4X^{4}Y^{2}+4X^{2}Y^{4}+12X^{2}Y^{2}Z^{2}+6Y^{4}Z^{2}+9Y^{2}Z^{4} $

Modular covers

This modular curve minimally covers the modular curves listed below.

Covered curve Level Index Degree Genus Rank
120.72.2-24.cm.1.12 $120$ $2$ $2$ $2$ $?$
120.72.2-24.cm.1.20 $120$ $2$ $2$ $2$ $?$
120.72.2-24.cw.1.14 $120$ $2$ $2$ $2$ $?$
120.72.2-24.cw.1.22 $120$ $2$ $2$ $2$ $?$
120.72.2-24.dq.1.7 $120$ $2$ $2$ $2$ $?$
120.72.2-24.dq.1.14 $120$ $2$ $2$ $2$ $?$

This modular curve is minimally covered by the modular curves in the database listed below.

Covering curve Level Index Degree Genus
120.288.7-24.hi.1.2 $120$ $2$ $2$ $7$
120.288.7-24.io.1.1 $120$ $2$ $2$ $7$
120.288.7-24.sd.1.1 $120$ $2$ $2$ $7$
120.288.7-24.sg.1.1 $120$ $2$ $2$ $7$
120.288.7-24.zg.1.7 $120$ $2$ $2$ $7$
120.288.7-24.zk.1.7 $120$ $2$ $2$ $7$
120.288.7-24.bae.1.5 $120$ $2$ $2$ $7$
120.288.7-24.bai.1.7 $120$ $2$ $2$ $7$
120.288.7-120.fit.1.3 $120$ $2$ $2$ $7$
120.288.7-120.fix.1.3 $120$ $2$ $2$ $7$
120.288.7-120.fjz.1.10 $120$ $2$ $2$ $7$
120.288.7-120.fkd.1.1 $120$ $2$ $2$ $7$
120.288.7-120.fnr.1.7 $120$ $2$ $2$ $7$
120.288.7-120.fnv.1.13 $120$ $2$ $2$ $7$
120.288.7-120.fox.1.9 $120$ $2$ $2$ $7$
120.288.7-120.fpb.1.3 $120$ $2$ $2$ $7$
240.288.9-48.gm.1.15 $240$ $2$ $2$ $9$
240.288.9-48.go.1.16 $240$ $2$ $2$ $9$
240.288.9-48.lk.1.15 $240$ $2$ $2$ $9$
240.288.9-48.lm.1.16 $240$ $2$ $2$ $9$
240.288.9-48.qa.1.1 $240$ $2$ $2$ $9$
240.288.9-48.qc.1.2 $240$ $2$ $2$ $9$
240.288.9-48.rg.1.1 $240$ $2$ $2$ $9$
240.288.9-48.ri.1.2 $240$ $2$ $2$ $9$
240.288.9-240.bhg.1.4 $240$ $2$ $2$ $9$
240.288.9-240.bhi.1.2 $240$ $2$ $2$ $9$
240.288.9-240.bjc.1.6 $240$ $2$ $2$ $9$
240.288.9-240.bje.1.10 $240$ $2$ $2$ $9$
240.288.9-240.bxk.1.13 $240$ $2$ $2$ $9$
240.288.9-240.bxm.1.25 $240$ $2$ $2$ $9$
240.288.9-240.byq.1.31 $240$ $2$ $2$ $9$
240.288.9-240.bys.1.29 $240$ $2$ $2$ $9$