Atkin-Lehner |
3- 13- 23- |
Signs for the Atkin-Lehner involutions |
Class |
20631i |
Isogeny class |
Conductor |
20631 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
82461467500893 = 34 · 13 · 238 |
Discriminant |
Eigenvalues |
-1 3- 4 -2 -2 13- 6 2 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,0,-34396,2413283] |
[a1,a2,a3,a4,a6] |
j |
30400540561/557037 |
j-invariant |
L |
2.4339124550646 |
L(r)(E,1)/r! |
Ω |
0.60847811376615 |
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 |
61893j2 897f2 |
Quadratic twists by: -3 -23 |