Atkin-Lehner |
2- 3+ 5+ 19+ |
Signs for the Atkin-Lehner involutions |
Class |
21660b |
Isogeny class |
Conductor |
21660 |
Conductor |
∏ cp |
24 |
Product of Tamagawa factors cp |
Δ |
395078400 = 28 · 32 · 52 · 193 |
Discriminant |
Eigenvalues |
2- 3+ 5+ -2 -6 2 -2 19+ |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-196,520] |
[a1,a2,a3,a4,a6] |
Generators |
[-14:18:1] [-6:38:1] |
Generators of the group modulo torsion |
j |
476656/225 |
j-invariant |
L |
5.9157975142223 |
L(r)(E,1)/r! |
Ω |
1.5060439731054 |
Real period |
R |
0.65467295110738 |
Regulator |
r |
2 |
Rank of the group of rational points |
S |
0.99999999999999 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
86640cx2 64980bb2 108300bp2 21660t2 |
Quadratic twists by: -4 -3 5 -19 |