Properties

Label 24.24.1.dd.1
Level $24$
Index $24$
Genus $1$
Analytic rank $1$
Cusps $4$
$\Q$-cusps $2$

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Invariants

Level: $24$ $\SL_2$-level: $8$ Newform level: $576$
Index: $24$ $\PSL_2$-index:$24$
Genus: $1 = 1 + \frac{ 24 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 4 }{2}$
Cusps: $4$ (of which $2$ are rational) Cusp widths $4^{2}\cdot8^{2}$ Cusp orbits $1^{2}\cdot2$
Elliptic points: $0$ of order $2$ and $0$ of order $3$
Analytic rank: $1$
$\Q$-gonality: $2$
$\overline{\Q}$-gonality: $2$
Rational cusps: $2$
Rational CM points: none

Other labels

Cummins and Pauli (CP) label: 8C1
Rouse, Sutherland, and Zureick-Brown (RSZB) label: 24.24.1.19

Level structure

$\GL_2(\Z/24\Z)$-generators: $\begin{bmatrix}11&0\\0&7\end{bmatrix}$, $\begin{bmatrix}13&20\\10&7\end{bmatrix}$, $\begin{bmatrix}17&8\\6&7\end{bmatrix}$, $\begin{bmatrix}21&19\\8&15\end{bmatrix}$
Contains $-I$: yes
Quadratic refinements: none in database
Cyclic 24-isogeny field degree: $16$
Cyclic 24-torsion field degree: $128$
Full 24-torsion field degree: $3072$

Jacobian

Conductor: $2^{6}\cdot3^{2}$
Simple: yes
Squarefree: yes
Decomposition: $1$
Newforms: 576.2.a.c

Models

Weierstrass model Weierstrass model

$ y^{2} $ $=$ $ x^{3} - 396x + 3024 $
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Rational points

This modular curve has infinitely many rational points, including 4 stored non-cuspidal points.

Maps to other modular curves

$j$-invariant map of degree 24 from the Weierstrass model of this modular curve to the modular curve $X(1)$ :

$\displaystyle j$ $=$ $\displaystyle -\frac{1}{3^4}\cdot\frac{72x^{2}y^{6}-3611952x^{2}y^{4}z^{2}+39665811456x^{2}y^{2}z^{4}-124233381946368x^{2}z^{6}-3528xy^{6}z+111227904xy^{4}z^{3}-1015833436416xy^{2}z^{5}+2853708674125824xz^{7}-y^{8}+114048y^{6}z^{2}-1863440640y^{4}z^{4}+10030572693504y^{2}z^{6}-16354899266015232z^{8}}{z^{2}(x^{2}y^{4}-101952x^{2}y^{2}z^{2}+887583744x^{2}z^{4}-72xy^{4}z+3089664xy^{2}z^{3}-20388298752xz^{5}+3024y^{4}z^{2}-47775744y^{2}z^{4}+116847525888z^{6})}$

Modular covers

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Cover information

Click on a modular curve in the diagram to see information about it.

This modular curve minimally covers the modular curves listed below.

Covered curve Level Index Degree Genus Rank Kernel decomposition
$X_{\mathrm{sp}}^+(4)$ $4$ $2$ $2$ $0$ $0$ full Jacobian
24.12.0.bq.1 $24$ $2$ $2$ $0$ $0$ full Jacobian
24.12.1.by.1 $24$ $2$ $2$ $1$ $1$ 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
24.48.1.n.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.cm.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.dy.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.ej.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.kh.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.kj.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.ld.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.48.1.lj.1 $24$ $2$ $2$ $1$ $1$ dimension zero
24.72.5.kn.1 $24$ $3$ $3$ $5$ $1$ $1^{4}$
24.96.5.ef.1 $24$ $4$ $4$ $5$ $3$ $1^{4}$
120.48.1.bhf.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bhj.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bhv.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bhz.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.brz.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bsd.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bsp.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.48.1.bst.1 $120$ $2$ $2$ $1$ $?$ dimension zero
120.120.9.qj.1 $120$ $5$ $5$ $9$ $?$ not computed
120.144.9.oab.1 $120$ $6$ $6$ $9$ $?$ not computed
120.240.17.ewl.1 $120$ $10$ $10$ $17$ $?$ not computed
168.48.1.bhd.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bhh.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bht.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bhx.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.brx.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bsb.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bsn.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.48.1.bsr.1 $168$ $2$ $2$ $1$ $?$ dimension zero
168.192.13.kh.1 $168$ $8$ $8$ $13$ $?$ not computed
264.48.1.bhd.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bhh.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bht.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bhx.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.brx.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bsb.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bsn.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.48.1.bsr.1 $264$ $2$ $2$ $1$ $?$ dimension zero
264.288.21.il.1 $264$ $12$ $12$ $21$ $?$ not computed
312.48.1.bhf.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bhj.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bhv.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bhz.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.brz.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bsd.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bsp.1 $312$ $2$ $2$ $1$ $?$ dimension zero
312.48.1.bst.1 $312$ $2$ $2$ $1$ $?$ dimension zero