Atkin-Lehner |
3- 11- 19- |
Signs for the Atkin-Lehner involutions |
Class |
20691q |
Isogeny class |
Conductor |
20691 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
Δ |
1987569204291 = 310 · 116 · 19 |
Discriminant |
Eigenvalues |
1 3- 2 0 11- -6 -6 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,0,-110556,14176377] |
[a1,a2,a3,a4,a6] |
j |
115714886617/1539 |
j-invariant |
L |
1.511415004478 |
L(r)(E,1)/r! |
Ω |
0.755707502239 |
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 |
6897f3 171a3 |
Quadratic twists by: -3 -11 |