Atkin-Lehner |
2- 5+ 13- |
Signs for the Atkin-Lehner involutions |
Class |
20800dc |
Isogeny class |
Conductor |
20800 |
Conductor |
∏ cp |
3 |
Product of Tamagawa factors cp |
Δ |
3515200 = 26 · 52 · 133 |
Discriminant |
Eigenvalues |
2- -1 5+ -4 -6 13- -6 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-213,1267] |
[a1,a2,a3,a4,a6] |
Generators |
[6:13:1] |
Generators of the group modulo torsion |
j |
671088640/2197 |
j-invariant |
L |
2.2491032830608 |
L(r)(E,1)/r! |
Ω |
2.5109895161126 |
Real period |
R |
0.29856799064388 |
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 |
20800x2 5200q2 20800dq2 |
Quadratic twists by: -4 8 5 |