Atkin-Lehner |
2+ 3- 7- 71+ |
Signs for the Atkin-Lehner involutions |
Class |
20874n |
Isogeny class |
Conductor |
20874 |
Conductor |
∏ cp |
24 |
Product of Tamagawa factors cp |
deg |
43200 |
Modular degree for the optimal curve |
Δ |
-6235540061184 = -1 · 210 · 36 · 76 · 71 |
Discriminant |
Eigenvalues |
2+ 3- 2 7- -2 0 0 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,1,-14040,-652634] |
[a1,a2,a3,a4,a6] |
Generators |
[1289:45435:1] |
Generators of the group modulo torsion |
j |
-2601311308777/53001216 |
j-invariant |
L |
5.2776126700649 |
L(r)(E,1)/r! |
Ω |
0.21903185702104 |
Real period |
R |
4.0158638274842 |
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 |
62622cn1 426b1 |
Quadratic twists by: -3 -7 |