Atkin-Lehner |
5- 13- 17+ 19+ |
Signs for the Atkin-Lehner involutions |
Class |
20995c |
Isogeny class |
Conductor |
20995 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
48441083786875 = 54 · 132 · 176 · 19 |
Discriminant |
Eigenvalues |
1 0 5- 2 2 13- 17+ 19+ |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,0,-19684,-1003935] |
[a1,a2,a3,a4,a6] |
Generators |
[-562:1631:8] |
Generators of the group modulo torsion |
j |
843482723742615321/48441083786875 |
j-invariant |
L |
6.7931415656006 |
L(r)(E,1)/r! |
Ω |
0.40450533299646 |
Real period |
R |
4.198425219316 |
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 |
104975c2 |
Quadratic twists by: 5 |