Field | Data | Notes |
---|---|---|
Atkin-Lehner | 2- 5- 13+ 41- | Signs for the Atkin-Lehner involutions |
Conductor | 21320 | Conductor |
Count | 4 | Number of curves in isogeny class |
Curves | 21320c1 21320c2 21320c3 21320c4 | Curves in isogeny class |
deg | 20480 | Modular degree for the optimal curve |
Eigenvalues | 2- 0 5- -4 -4 13+ 6 4 | Hecke eigenvalues for primes less than 20 |
L | 0.97391511367669 | L(r)(E,1)/r! |
r | 0 | Rank of the group of rational points |
Twists | 42640c 106600d | Quadratic twists by: -4 5 |