sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1575, base_ring=CyclotomicField(10))
M = H._module
chi = DirichletCharacter(H, M([0,9,0]))
pari:[g,chi] = znchar(Mod(694,1575))
χ1575(64,⋅)
χ1575(379,⋅)
χ1575(694,⋅)
χ1575(1009,⋅)
sage:chi.galois_orbit()
pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
(1226,127,451) → (1,e(109),1)
a |
−1 | 1 | 2 | 4 | 8 | 11 | 13 | 16 | 17 | 19 | 22 | 23 |
χ1575(694,a) |
1 | 1 | e(109) | e(54) | e(107) | e(52) | e(101) | e(53) | e(107) | e(51) | e(103) | e(109) |
sage:chi.jacobi_sum(n)