sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1254, base_ring=CyclotomicField(10))
M = H._module
chi = DirichletCharacter(H, M([5,3,0]))
pari:[g,chi] = znchar(Mod(305,1254))
χ1254(305,⋅)
χ1254(761,⋅)
χ1254(875,⋅)
χ1254(1217,⋅)
sage:chi.galois_orbit()
pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
(419,343,1123) → (−1,e(103),1)
a |
−1 | 1 | 5 | 7 | 13 | 17 | 23 | 25 | 29 | 31 | 35 | 37 |
χ1254(305,a) |
1 | 1 | e(107) | e(101) | e(103) | e(51) | −1 | e(52) | e(53) | e(54) | e(54) | e(53) |
sage:chi.jacobi_sum(n)