Atkin-Lehner |
2+ 7- |
Signs for the Atkin-Lehner involutions |
Class |
14a |
Isogeny class |
Conductor |
14 |
Conductor |
∏ cp |
2 |
Product of Tamagawa factors cp |
Δ |
-1835008 = -1 · 218 · 7 |
Discriminant |
Eigenvalues |
2+ -2 0 7- 0 -4 6 2 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,0,1,-171,-874] |
[a1,a2,a3,a4,a6] |
j |
-548347731625/1835008 |
j-invariant |
L |
0.33022365934448 |
L(r)(E,1)/r! |
Ω |
0.66044731868896 |
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 |
112c5 448c5 126a5 350d5 |
Quadratic twists by: -4 8 -3 5 |