Atkin-Lehner |
2- 3+ 13+ 17- |
Signs for the Atkin-Lehner involutions |
Class |
21216k |
Isogeny class |
Conductor |
21216 |
Conductor |
∏ cp |
8 |
Product of Tamagawa factors cp |
deg |
321024 |
Modular degree for the optimal curve |
Δ |
1275191700526156608 = 26 · 322 · 133 · 172 |
Discriminant |
Eigenvalues |
2- 3+ 2 0 2 13+ 17- -6 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-1006762,385331908] |
[a1,a2,a3,a4,a6] |
Generators |
[93192:7385633:512] |
Generators of the group modulo torsion |
j |
1763293530283953913792/19924870320721197 |
j-invariant |
L |
5.1264757411722 |
L(r)(E,1)/r! |
Ω |
0.27322026664608 |
Real period |
R |
9.3815802980181 |
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 |
21216n1 42432cr2 63648b1 |
Quadratic twists by: -4 8 -3 |