Atkin-Lehner |
2- 3+ 17- |
Signs for the Atkin-Lehner involutions |
Class |
816h |
Isogeny class |
Conductor |
816 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
21307392 = 213 · 32 · 172 |
Discriminant |
Eigenvalues |
2- 3+ -2 0 4 -2 17- -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-443904,113984640] |
[a1,a2,a3,a4,a6] |
Generators |
[216:5304:1] |
Generators of the group modulo torsion |
j |
2361739090258884097/5202 |
j-invariant |
L |
1.90101848041 |
L(r)(E,1)/r! |
Ω |
0.99348185850601 |
Real period |
R |
1.9134908847442 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
4 |
Number of elements in the torsion subgroup |
Twists |
102b5 3264bc5 2448n5 20400cx5 |
Quadratic twists by: -4 8 -3 5 |