| Curve name |
$X_{60a}$ |
| Index |
$48$ |
| Level |
$8$ |
| Genus |
$0$ |
| Does the subgroup contain $-I$? |
No |
| Generating matrices |
$
\left[ \begin{matrix} 3 & 3 \\ 4 & 5 \end{matrix}\right],
\left[ \begin{matrix} 1 & 1 \\ 0 & 3 \end{matrix}\right],
\left[ \begin{matrix} 3 & 3 \\ 0 & 5 \end{matrix}\right]$ |
| Images in lower levels |
|
| Meaning/Special name |
|
| Chosen covering |
$X_{60}$ |
| Curves that $X_{60a}$ minimally covers |
|
| Curves that minimally cover $X_{60a}$ |
|
| Curves that minimally cover $X_{60a}$ and have infinitely many rational
points. |
|
| Model |
$\mathbb{P}^{1}$, a universal elliptic curve over an appropriate base is
given by
\[y^2 = x^3 + A(t)x + B(t), \text{ where}\]
\[A(t) = -27648t^{16} + 82944t^{12} + 44928t^{8} + 5184t^{4} - 108\]
\[B(t) = 1769472t^{24} + 15925248t^{20} + 7630848t^{16} - 476928t^{8} -
62208t^{4} - 432\]
|
| Info about rational points |
| Comments on finding rational points |
None |
| Elliptic curve whose $2$-adic image is the subgroup |
$y^2 = x^3 + 1300x - 34000$, with conductor $1600$ |
| Generic density of odd order reductions |
$419/2688$ |