Atkin-Lehner |
2- 3+ 5- 23- 31+ |
Signs for the Atkin-Lehner involutions |
Class |
21390m |
Isogeny class |
Conductor |
21390 |
Conductor |
∏ cp |
16 |
Product of Tamagawa factors cp |
Δ |
1906383750 = 2 · 3 · 54 · 232 · 312 |
Discriminant |
Eigenvalues |
2- 3+ 5- 2 2 2 0 8 |
Hecke eigenvalues for primes up to 20 |
Equation |
[1,1,1,-30740,2061647] |
[a1,a2,a3,a4,a6] |
j |
3212448578142845761/1906383750 |
j-invariant |
L |
4.8765450832989 |
L(r)(E,1)/r! |
Ω |
1.2191362708247 |
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 |
64170f2 106950s2 |
Quadratic twists by: -3 5 |