Atkin-Lehner |
2- 5- 7+ 19+ |
Signs for the Atkin-Lehner involutions |
Class |
2660d |
Isogeny class |
Conductor |
2660 |
Conductor |
∏ cp |
1 |
Product of Tamagawa factors cp |
deg |
1680 |
Modular degree for the optimal curve |
Δ |
-20028565760 = -1 · 28 · 5 · 77 · 19 |
Discriminant |
Eigenvalues |
2- 1 5- 7+ -2 0 -1 19+ |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,1,0,-1940,32948] |
[a1,a2,a3,a4,a6] |
Generators |
[23:32:1] |
Generators of the group modulo torsion |
j |
-3155824042576/78236585 |
j-invariant |
L |
3.7625676663052 |
L(r)(E,1)/r! |
Ω |
1.2144207241453 |
Real period |
R |
3.0982406603388 |
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 |
10640bb1 42560f1 23940h1 13300j1 |
Quadratic twists by: -4 8 -3 5 |