Atkin-Lehner |
2- 3+ 71+ |
Signs for the Atkin-Lehner involutions |
Class |
2556a |
Isogeny class |
Conductor |
2556 |
Conductor |
∏ cp |
12 |
Product of Tamagawa factors cp |
Δ |
25400832768 = 28 · 39 · 712 |
Discriminant |
Eigenvalues |
2- 3+ 4 2 4 6 -6 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-783,3510] |
[a1,a2,a3,a4,a6] |
j |
10536048/5041 |
j-invariant |
L |
3.1880371509159 |
L(r)(E,1)/r! |
Ω |
1.0626790503053 |
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 |
10224k2 40896e2 2556b2 63900a2 |
Quadratic twists by: -4 8 -3 5 |