Atkin-Lehner |
2- 5+ 13+ |
Signs for the Atkin-Lehner involutions |
Class |
20800cf |
Isogeny class |
Conductor |
20800 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
Δ |
16640000000000 = 217 · 510 · 13 |
Discriminant |
Eigenvalues |
2- 0 5+ 0 -4 13+ 6 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-56300,5138000] |
[a1,a2,a3,a4,a6] |
j |
9636491538/8125 |
j-invariant |
L |
1.3798198410974 |
L(r)(E,1)/r! |
Ω |
0.68990992054872 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
20800a3 5200e3 4160o3 |
Quadratic twists by: -4 8 5 |