Atkin-Lehner |
2- 5+ 19+ 71+ |
Signs for the Atkin-Lehner involutions |
Class |
26980a |
Isogeny class |
Conductor |
26980 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
deg |
15936 |
Modular degree for the optimal curve |
Δ |
145584080 = 24 · 5 · 192 · 712 |
Discriminant |
Eigenvalues |
2- 0 5+ -2 0 0 -2 19+ |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-8408,-296747] |
[a1,a2,a3,a4,a6] |
j |
4108486256492544/9099005 |
j-invariant |
L |
0.49857033761134 |
L(r)(E,1)/r! |
Ω |
0.49857033761129 |
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 |
107920j1 |
Quadratic twists by: -4 |