Atkin-Lehner |
2- 7- 13- |
Signs for the Atkin-Lehner involutions |
Class |
2548i |
Isogeny class |
Conductor |
2548 |
Conductor |
∏ cp |
2 |
Product of Tamagawa factors cp |
deg |
540 |
Modular degree for the optimal curve |
Δ |
24470992 = 24 · 76 · 13 |
Discriminant |
Eigenvalues |
2- 0 -2 7- -2 13- -6 6 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-196,1029] |
[a1,a2,a3,a4,a6] |
j |
442368/13 |
j-invariant |
L |
1.0591754502974 |
L(r)(E,1)/r! |
Ω |
2.1183509005949 |
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 |
10192be1 40768l1 22932w1 63700j1 |
Quadratic twists by: -4 8 -3 5 |