Atkin-Lehner |
2- 17+ 31+ |
Signs for the Atkin-Lehner involutions |
Class |
17918c |
Isogeny class |
Conductor |
17918 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
Δ |
-9074517346 = -1 · 2 · 173 · 314 |
Discriminant |
Eigenvalues |
2- -2 -2 0 6 -2 17+ 4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,0,-159,-4661] |
[a1,a2,a3,a4,a6] |
j |
-90518849/1847042 |
j-invariant |
L |
2.2425855175703 |
L(r)(E,1)/r! |
Ω |
0.56064637939257 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
4 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
17918f2 |
Quadratic twists by: 17 |