Field | Data | Notes |
---|---|---|
Atkin-Lehner | 2+ 17- 37- | Signs for the Atkin-Lehner involutions |
Conductor | 40256 | Conductor |
Count | 2 | Number of curves in isogeny class |
Curves | 40256r1 40256r2 | Curves in isogeny class |
deg | 135168 | Modular degree for the optimal curve |
Eigenvalues | 2+ 2 -2 2 -2 -2 17- -4 | Hecke eigenvalues for primes less than 20 |
L | 7.3048778066691 | L(r)(E,1)/r! |
r | 1 | Rank of the group of rational points |
Twists | 40256bc 1258b | Quadratic twists by: -4 8 |