Atkin-Lehner |
2+ 3+ 7- 71- |
Signs for the Atkin-Lehner involutions |
Class |
20874j |
Isogeny class |
Conductor |
20874 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
230681152293858 = 2 · 34 · 710 · 712 |
Discriminant |
Eigenvalues |
2+ 3+ 2 7- 2 4 2 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,0,-38784,-2863818] |
[a1,a2,a3,a4,a6] |
Generators |
[-1002:2265:8] |
Generators of the group modulo torsion |
j |
54841681585657/1960757442 |
j-invariant |
L |
4.1187607214306 |
L(r)(E,1)/r! |
Ω |
0.34094821452604 |
Real period |
R |
3.0200779370236 |
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 |
62622ce2 2982d2 |
Quadratic twists by: -3 -7 |