Atkin-Lehner |
2- 7- 31+ |
Signs for the Atkin-Lehner involutions |
Class |
13888r |
Isogeny class |
Conductor |
13888 |
Conductor |
∏ cp |
40 |
Product of Tamagawa factors cp |
deg |
99840 |
Modular degree for the optimal curve |
Δ |
-137874966822240256 = -1 · 214 · 710 · 313 |
Discriminant |
Eigenvalues |
2- 0 -2 7- 2 4 0 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,0,0,-49916,18373360] |
[a1,a2,a3,a4,a6] |
Generators |
[66:3920:1] |
Generators of the group modulo torsion |
j |
-839504640199248/8415220142959 |
j-invariant |
L |
4.2153291297473 |
L(r)(E,1)/r! |
Ω |
0.27935382391326 |
Real period |
R |
1.508957017555 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
13888g1 3472b1 124992fv1 97216ca1 |
Quadratic twists by: -4 8 -3 -7 |