Atkin-Lehner |
5+ 7- 79+ |
Signs for the Atkin-Lehner involutions |
Class |
19355b |
Isogeny class |
Conductor |
19355 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
Δ |
22912190397845 = 5 · 76 · 794 |
Discriminant |
Eigenvalues |
-1 0 5+ 7- 4 -6 -6 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,1,-7678,-116448] |
[a1,a2,a3,a4,a6] |
j |
425428681761/194750405 |
j-invariant |
L |
0.53269730637762 |
L(r)(E,1)/r! |
Ω |
0.53269730637762 |
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 |
96775d3 395a3 |
Quadratic twists by: 5 -7 |