Atkin-Lehner |
2+ 3+ 17+ 71+ |
Signs for the Atkin-Lehner involutions |
Class |
7242b |
Isogeny class |
Conductor |
7242 |
Conductor |
∏ cp |
2 |
Product of Tamagawa factors cp |
deg |
23520 |
Modular degree for the optimal curve |
Δ |
-28955538198144 = -1 · 27 · 37 · 172 · 713 |
Discriminant |
Eigenvalues |
2+ 3+ -1 1 3 -6 17+ 1 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,0,-32268,-2259504] |
[a1,a2,a3,a4,a6] |
Generators |
[8175:103378:27] |
Generators of the group modulo torsion |
j |
-3715873205721319369/28955538198144 |
j-invariant |
L |
2.4173762964871 |
L(r)(E,1)/r! |
Ω |
0.17802161521885 |
Real period |
R |
6.7895583733339 |
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 |
57936t1 21726ba1 123114e1 |
Quadratic twists by: -4 -3 17 |