Field | Data | Notes |
---|---|---|
Atkin-Lehner | 2- 3+ 5+ 43+ | Signs for the Atkin-Lehner involutions |
Conductor | 20640 | Conductor |
Count | 2 | Number of curves in isogeny class |
Curves | 20640o1 20640o2 | Curves in isogeny class |
deg | 4224 | Modular degree for the optimal curve |
Eigenvalues | 2- 3+ 5+ 4 0 -4 4 -4 | Hecke eigenvalues for primes less than 20 |
L | 1.390009599603 | L(r)(E,1)/r! |
r | 0 | Rank of the group of rational points |
Twists | 20640i 41280bu 61920w 103200bd | Quadratic twists by: -4 8 -3 5 |