Atkin-Lehner |
2- 5+ 47- |
Signs for the Atkin-Lehner involutions |
Class |
1880c |
Isogeny class |
Conductor |
1880 |
Conductor |
∏ cp |
2 |
Product of Tamagawa factors cp |
deg |
128 |
Modular degree for the optimal curve |
Δ |
240640 = 210 · 5 · 47 |
Discriminant |
Eigenvalues |
2- -1 5+ -1 3 1 4 -1 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-16,-4] |
[a1,a2,a3,a4,a6] |
Generators |
[-2:4:1] |
Generators of the group modulo torsion |
j |
470596/235 |
j-invariant |
L |
2.3658474362705 |
L(r)(E,1)/r! |
Ω |
2.501124374468 |
Real period |
R |
0.47295677504517 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
3760a1 15040q1 16920g1 9400a1 |
Quadratic twists by: -4 8 -3 5 |