Atkin-Lehner |
2- 3- 7- 71+ |
Signs for the Atkin-Lehner involutions |
Class |
20874bh |
Isogeny class |
Conductor |
20874 |
Conductor |
∏ cp |
80 |
Product of Tamagawa factors cp |
deg |
122880 |
Modular degree for the optimal curve |
Δ |
-3862647630987264 = -1 · 220 · 32 · 78 · 71 |
Discriminant |
Eigenvalues |
2- 3- 2 7- 0 -2 6 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,0,15238,2902500] |
[a1,a2,a3,a4,a6] |
j |
3325964415983/32831963136 |
j-invariant |
L |
6.4820237181113 |
L(r)(E,1)/r! |
Ω |
0.32410118590557 |
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 |
62622z1 2982g1 |
Quadratic twists by: -3 -7 |