Atkin-Lehner |
2- 3+ 5- 7- 13- |
Signs for the Atkin-Lehner involutions |
Class |
21840bp |
Isogeny class |
Conductor |
21840 |
Conductor |
∏ cp |
32 |
Product of Tamagawa factors cp |
Δ |
11793600000000 = 212 · 34 · 58 · 7 · 13 |
Discriminant |
Eigenvalues |
2- 3+ 5- 7- -4 13- -2 -4 |
Hecke eigenvalues for primes up to 20 |
Equation |
[0,-1,0,-9640,-321488] |
[a1,a2,a3,a4,a6] |
Generators |
[-46:150:1] |
Generators of the group modulo torsion |
j |
24190225473961/2879296875 |
j-invariant |
L |
4.4148603700719 |
L(r)(E,1)/r! |
Ω |
0.48555949136633 |
Real period |
R |
1.1365395097233 |
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 |
1365f3 87360gc4 65520dd4 109200ff4 |
Quadratic twists by: -4 8 -3 5 |