Atkin-Lehner |
2+ 5+ 7- 13- 23- |
Signs for the Atkin-Lehner involutions |
Class |
20930c |
Isogeny class |
Conductor |
20930 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
-7403296810 = -1 · 2 · 5 · 72 · 134 · 232 |
Discriminant |
Eigenvalues |
2+ 2 5+ 7- 0 13- -2 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,0,-513,-6313] |
[a1,a2,a3,a4,a6] |
j |
-14976071831449/7403296810 |
j-invariant |
L |
1.9597724090378 |
L(r)(E,1)/r! |
Ω |
0.48994310225946 |
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 |
104650x2 |
Quadratic twists by: 5 |