Atkin-Lehner |
7- 19- 31- |
Signs for the Atkin-Lehner involutions |
Class |
28861g |
Isogeny class |
Conductor |
28861 |
Conductor |
∏ cp |
1 |
Product of Tamagawa factors cp |
deg |
1800 |
Modular degree for the optimal curve |
Δ |
28861 = 72 · 19 · 31 |
Discriminant |
Eigenvalues |
0 1 3 7- 2 3 6 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,1,1,-9,4] |
[a1,a2,a3,a4,a6] |
j |
1835008/589 |
j-invariant |
L |
3.4468677971306 |
L(r)(E,1)/r! |
Ω |
3.4468677971302 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
1 |
Number of elements in the torsion subgroup |
Twists |
28861a1 |
Quadratic twists by: -7 |