Atkin-Lehner |
2+ 23- |
Signs for the Atkin-Lehner involutions |
Class |
16928c |
Isogeny class |
Conductor |
16928 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
deg |
3840 |
Modular degree for the optimal curve |
Δ |
-2166784 = -1 · 212 · 232 |
Discriminant |
Eigenvalues |
2+ 2 3 4 2 5 -6 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,31,17] |
[a1,a2,a3,a4,a6] |
j |
1472 |
j-invariant |
L |
6.5602497802459 |
L(r)(E,1)/r! |
Ω |
1.6400624450615 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
16928f1 33856s1 16928d1 |
Quadratic twists by: -4 8 -23 |