Atkin-Lehner |
2- 3+ 5+ 7- 19- |
Signs for the Atkin-Lehner involutions |
Class |
19950cd |
Isogeny class |
Conductor |
19950 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
-4663025718750 = -1 · 2 · 310 · 56 · 7 · 192 |
Discriminant |
Eigenvalues |
2- 3+ 5+ 7- -2 -2 4 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,1,-538,103781] |
[a1,a2,a3,a4,a6] |
j |
-1102302937/298433646 |
j-invariant |
L |
2.5152378115971 |
L(r)(E,1)/r! |
Ω |
0.62880945289927 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
59850ck2 798c2 |
Quadratic twists by: -3 5 |