Atkin-Lehner |
2- 3- 7- 17- 19- |
Signs for the Atkin-Lehner involutions |
Class |
81396n |
Isogeny class |
Conductor |
81396 |
Conductor |
∏ cp |
3 |
Product of Tamagawa factors cp |
deg |
25920 |
Modular degree for the optimal curve |
Δ |
-421956864 = -1 · 28 · 36 · 7 · 17 · 19 |
Discriminant |
Eigenvalues |
2- 3- -1 7- -4 2 17- 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,177,-394] |
[a1,a2,a3,a4,a6] |
j |
3286064/2261 |
j-invariant |
L |
2.8490195656676 |
L(r)(E,1)/r! |
Ω |
0.94967317848868 |
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 |
9044e1 |
Quadratic twists by: -3 |