Atkin-Lehner |
2+ 3- 23- |
Signs for the Atkin-Lehner involutions |
Class |
1656c |
Isogeny class |
Conductor |
1656 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
deg |
512 |
Modular degree for the optimal curve |
Δ |
-347680512 = -1 · 28 · 310 · 23 |
Discriminant |
Eigenvalues |
2+ 3- 2 -4 0 -2 2 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-39,-902] |
[a1,a2,a3,a4,a6] |
Generators |
[14:36:1] |
Generators of the group modulo torsion |
j |
-35152/1863 |
j-invariant |
L |
2.9048238348964 |
L(r)(E,1)/r! |
Ω |
0.74838001314832 |
Real period |
R |
1.9407411902118 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
3312b1 13248w1 552e1 41400bu1 |
Quadratic twists by: -4 8 -3 5 |