Atkin-Lehner |
5+ 13+ 17+ 19- |
Signs for the Atkin-Lehner involutions |
Class |
20995a |
Isogeny class |
Conductor |
20995 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
deg |
520960 |
Modular degree for the optimal curve |
Δ |
-1.3014554977417E+20 |
Discriminant |
Eigenvalues |
0 1 5+ -2 4 13+ 17+ 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,1,1,-1806111,1082953720] |
[a1,a2,a3,a4,a6] |
j |
-651564277263222717251584/130145549774169921875 |
j-invariant |
L |
0.70960642445821 |
L(r)(E,1)/r! |
Ω |
0.17740160611456 |
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 |
104975j1 |
Quadratic twists by: 5 |