Atkin-Lehner |
2- 5- 7- |
Signs for the Atkin-Lehner involutions |
Class |
15680ds |
Isogeny class |
Conductor |
15680 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
3305767485440000 = 217 · 54 · 79 |
Discriminant |
Eigenvalues |
2- -2 5- 7- 4 2 0 -2 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,1,0,-47105,2782975] |
[a1,a2,a3,a4,a6] |
j |
2185454/625 |
j-invariant |
L |
1.6636457531913 |
L(r)(E,1)/r! |
Ω |
0.41591143829783 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
15680bv2 3920g2 78400ig2 15680cs2 |
Quadratic twists by: -4 8 5 -7 |