Atkin-Lehner |
2- 19- |
Signs for the Atkin-Lehner involutions |
Class |
1216q |
Isogeny class |
Conductor |
1216 |
Conductor |
∏ cp |
3 |
Product of Tamagawa factors cp |
Δ |
-438976 = -1 · 26 · 193 |
Discriminant |
Eigenvalues |
2- -2 -3 1 3 4 -3 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,1,0,-37,81] |
[a1,a2,a3,a4,a6] |
Generators |
[8:19:1] |
Generators of the group modulo torsion |
j |
-89915392/6859 |
j-invariant |
L |
1.7390246436273 |
L(r)(E,1)/r! |
Ω |
2.9182950167667 |
Real period |
R |
0.19863477745692 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
1216d2 304e2 10944cn2 30400bv2 |
Quadratic twists by: -4 8 -3 5 |