Atkin-Lehner |
2- 3+ 7- 43- |
Signs for the Atkin-Lehner involutions |
Class |
12642ba |
Isogeny class |
Conductor |
12642 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
Δ |
-3915594018 = -1 · 2 · 32 · 76 · 432 |
Discriminant |
Eigenvalues |
2- 3+ -2 7- -4 -2 2 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,1,391,-295] |
[a1,a2,a3,a4,a6] |
j |
56181887/33282 |
j-invariant |
L |
1.6315501586293 |
L(r)(E,1)/r! |
Ω |
0.81577507931463 |
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 |
101136cm2 37926y2 258g2 |
Quadratic twists by: -4 -3 -7 |