Atkin-Lehner |
2- 83+ |
Signs for the Atkin-Lehner involutions |
Class |
664a |
Isogeny class |
Conductor |
664 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
deg |
160 |
Modular degree for the optimal curve |
Δ |
-21248 = -1 · 28 · 83 |
Discriminant |
Eigenvalues |
2- -3 -4 -5 -3 -4 -3 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-7,10] |
[a1,a2,a3,a4,a6] |
Generators |
[5:-10:1] [-2:4:1] |
Generators of the group modulo torsion |
j |
-148176/83 |
j-invariant |
L |
1.3742026761348 |
L(r)(E,1)/r! |
Ω |
3.5536274746825 |
Real period |
R |
0.096676050453051 |
Regulator |
r |
2 |
Rank of the group of rational points |
S |
0.99999999999985 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
1328c1 5312g1 5976e1 16600h1 |
Quadratic twists by: -4 8 -3 5 |