Atkin-Lehner |
2+ 5+ 7- 13+ 23- |
Signs for the Atkin-Lehner involutions |
Class |
20930b |
Isogeny class |
Conductor |
20930 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
Δ |
-29613187240 = -1 · 23 · 5 · 72 · 134 · 232 |
Discriminant |
Eigenvalues |
2+ -2 5+ 7- -4 13+ -2 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,1,-354,8636] |
[a1,a2,a3,a4,a6] |
Generators |
[14:73:1] |
Generators of the group modulo torsion |
j |
-4886171981209/29613187240 |
j-invariant |
L |
1.8886089329184 |
L(r)(E,1)/r! |
Ω |
1.0161644382864 |
Real period |
R |
0.92928312670696 |
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 |
104650y2 |
Quadratic twists by: 5 |