Atkin-Lehner |
2- 3+ 5+ 43+ |
Signs for the Atkin-Lehner involutions |
Class |
20640o |
Isogeny class |
Conductor |
20640 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
Δ |
639014400 = 29 · 33 · 52 · 432 |
Discriminant |
Eigenvalues |
2- 3+ 5+ 4 0 -4 4 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-216,216] |
[a1,a2,a3,a4,a6] |
j |
2186875592/1248075 |
j-invariant |
L |
1.390009599603 |
L(r)(E,1)/r! |
Ω |
1.390009599603 |
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 |
20640i2 41280bu2 61920w2 103200bd2 |
Quadratic twists by: -4 8 -3 5 |