Atkin-Lehner |
5- 19- |
Signs for the Atkin-Lehner involutions |
Class |
475b |
Isogeny class |
Conductor |
475 |
Conductor |
∏ cp |
2 |
Product of Tamagawa factors cp |
deg |
80 |
Modular degree for the optimal curve |
Δ |
-37109375 = -1 · 59 · 19 |
Discriminant |
Eigenvalues |
1 0 5- -2 -4 2 -4 19- |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,-1,0,8,291] |
[a1,a2,a3,a4,a6] |
Generators |
[10:31:1] |
Generators of the group modulo torsion |
j |
27/19 |
j-invariant |
L |
2.1875734113977 |
L(r)(E,1)/r! |
Ω |
1.6025344539195 |
Real period |
R |
2.7301421271128 |
Regulator |
r |
1 |
Rank of the group of rational points |
S |
1 |
(Analytic) order of Ш |
t |
2 |
Number of elements in the torsion subgroup |
Twists |
7600s1 30400t1 4275q1 475c1 |
Quadratic twists by: -4 8 -3 5 |