Atkin-Lehner |
2+ 3+ 7+ 19+ 43- |
Signs for the Atkin-Lehner involutions |
Class |
102942a |
Isogeny class |
Conductor |
102942 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
Δ |
557454453585246 = 2 · 39 · 7 · 196 · 43 |
Discriminant |
Eigenvalues |
2+ 3+ 2 7+ -6 2 6 19+ |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,0,-90546,10447982] |
[a1,a2,a3,a4,a6] |
j |
4171026279178611/28321620362 |
j-invariant |
L |
2.0849870151077 |
L(r)(E,1)/r! |
Ω |
0.52124669946844 |
Real period |
R |
1 |
Regulator |
r |
0 |
Rank of the group of rational points |
S |
4 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
102942z2 |
Quadratic twists by: -3 |