The modular curve $X_{650}$

Curve name $X_{650}$
Index $96$
Level $32$
Genus $3$
Does the subgroup contain $-I$? Yes
Generating matrices $ \left[ \begin{matrix} 25 & 0 \\ 8 & 1 \end{matrix}\right], \left[ \begin{matrix} 9 & 9 \\ 4 & 3 \end{matrix}\right], \left[ \begin{matrix} 15 & 13 \\ 2 & 1 \end{matrix}\right], \left[ \begin{matrix} 29 & 23 \\ 4 & 3 \end{matrix}\right]$
Images in lower levels
LevelIndex of imageCorresponding curve
$2$ $3$ $X_{6}$
$4$ $6$ $X_{11}$
$8$ $24$ $X_{90}$
$16$ $48$ $X_{284}$
Meaning/Special name
Chosen covering $X_{284}$
Curves that $X_{650}$ minimally covers $X_{284}$
Curves that minimally cover $X_{650}$
Curves that minimally cover $X_{650}$ and have infinitely many rational points.
Model \[-x^4 + y^4 - 2y^3z - 2yz^3 - z^4 = 0\]
Info about rational points
Rational pointImage on the $j$-line
$(1 : 1 : 0)$ \[54000 \,\,(\text{CM by }-12)\]
$(-1 : 1 : 0)$ \[54000 \,\,(\text{CM by }-12)\]
Comments on finding rational points This curve is isomorphic to $X_{626}$.
Elliptic curve whose $2$-adic image is the subgroup None
Generic density of odd order reductions N/A

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