Atkin-Lehner |
3- 13- 23- |
Signs for the Atkin-Lehner involutions |
Class |
20631h |
Isogeny class |
Conductor |
20631 |
Conductor |
∏ cp |
20 |
Product of Tamagawa factors cp |
Δ |
139825966631949 = 35 · 132 · 237 |
Discriminant |
Eigenvalues |
-1 3- -2 4 4 13- -6 8 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,0,-2664865019,-52949609190996] |
[a1,a2,a3,a4,a6] |
j |
14137816614617731097417473/944541 |
j-invariant |
L |
1.6810117057685 |
L(r)(E,1)/r! |
Ω |
0.021012646322107 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
16 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
61893g4 897e4 |
Quadratic twists by: -3 -23 |