Atkin-Lehner |
5- 23- 31- |
Signs for the Atkin-Lehner involutions |
Class |
81995c |
Isogeny class |
Conductor |
81995 |
Conductor |
∏ cp |
40 |
Product of Tamagawa factors cp |
deg |
1393920 |
Modular degree for the optimal curve |
Δ |
-2436931546270137425 = -1 · 52 · 237 · 315 |
Discriminant |
Eigenvalues |
1 -1 5- 1 6 -4 7 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,0,-943482,-361035911] |
[a1,a2,a3,a4,a6] |
j |
-627419875521529/16461761825 |
j-invariant |
L |
3.0589578687153 |
L(r)(E,1)/r! |
Ω |
0.076473944676466 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
3565a1 |
Quadratic twists by: -23 |