sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(7800, base_ring=CyclotomicField(30))
M = H._module
chi = DirichletCharacter(H, M([15,0,15,21,10]))
pari:[g,chi] = znchar(Mod(2759,7800))
χ7800(1439,⋅)
χ7800(2759,⋅)
χ7800(4319,⋅)
χ7800(4559,⋅)
χ7800(5879,⋅)
χ7800(6119,⋅)
χ7800(7439,⋅)
χ7800(7679,⋅)
sage:chi.galois_orbit()
pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
(1951,3901,5201,7177,4201) → (−1,1,−1,e(107),e(31))
a |
−1 | 1 | 7 | 11 | 17 | 19 | 23 | 29 | 31 | 37 | 41 | 43 |
χ7800(2759,a) |
1 | 1 | e(32) | e(158) | e(154) | e(3023) | e(301) | e(307) | e(101) | e(3019) | e(3019) | e(32) |
sage:chi.jacobi_sum(n)