Atkin-Lehner |
3+ 5+ 41+ |
Signs for the Atkin-Lehner involutions |
Class |
615a |
Isogeny class |
Conductor |
615 |
Conductor |
∏ cp |
4 |
Product of Tamagawa factors cp |
Δ |
-680805 = -1 · 34 · 5 · 412 |
Discriminant |
Eigenvalues |
-1 3+ 5+ 0 2 0 0 2 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,1,19,-16] |
[a1,a2,a3,a4,a6] |
Generators |
[3:7:1] |
Generators of the group modulo torsion |
j |
756058031/680805 |
j-invariant |
L |
1.2171094498295 |
L(r)(E,1)/r! |
Ω |
1.5738140457387 |
Real period |
R |
0.77335022719168 |
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 |
9840w2 39360be2 1845g2 3075i2 |
Quadratic twists by: -4 8 -3 5 |