The modular curve $X_{277}$

Curve name $X_{277}$
Index $48$
Level $8$
Genus $1$
Does the subgroup contain $-I$? Yes
Generating matrices $ \left[ \begin{matrix} 3 & 4 \\ 0 & 3 \end{matrix}\right], \left[ \begin{matrix} 3 & 0 \\ 4 & 7 \end{matrix}\right], \left[ \begin{matrix} 1 & 5 \\ 4 & 7 \end{matrix}\right], \left[ \begin{matrix} 3 & 0 \\ 0 & 3 \end{matrix}\right]$
Images in lower levels
LevelIndex of imageCorresponding curve
$2$ $3$ $X_{6}$
$4$ $24$ $X_{60}$
Meaning/Special name
Chosen covering $X_{60}$
Curves that $X_{277}$ minimally covers $X_{60}$, $X_{69}$, $X_{73}$, $X_{94}$, $X_{134}$, $X_{136}$, $X_{140}$
Curves that minimally cover $X_{277}$ $X_{537}$, $X_{543}$
Curves that minimally cover $X_{277}$ and have infinitely many rational points.
Model A model was not computed. This curve is covered by $X_{53}$, which only has finitely many rational points.
Info about rational points
Comments on finding rational points None
Elliptic curve whose $2$-adic image is the subgroup None
Generic density of odd order reductions N/A

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