Atkin-Lehner |
3+ 11- 13- 17+ |
Signs for the Atkin-Lehner involutions |
Class |
21879f |
Isogeny class |
Conductor |
21879 |
Conductor |
∏ cp |
64 |
Product of Tamagawa factors cp |
Δ |
561463235489280267 = 39 · 112 · 138 · 172 |
Discriminant |
Eigenvalues |
1 3+ 0 -2 11- 13- 17+ 6 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,0,-218337,15620534] |
[a1,a2,a3,a4,a6] |
Generators |
[50:2172:1] |
Generators of the group modulo torsion |
j |
58481102928823875/28525287582649 |
j-invariant |
L |
5.5020285725829 |
L(r)(E,1)/r! |
Ω |
0.25895765493134 |
Real period |
R |
1.3279267063088 |
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 |
21879c2 |
Quadratic twists by: -3 |