sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1682, base_ring=CyclotomicField(2))
M = H._module
chi = DirichletCharacter(H, M([1]))
pari:[g,chi] = znchar(Mod(1681,1682))
χ1682(1681,⋅)
sage:chi.galois_orbit()
pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
843 → −1
a |
−1 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 |
χ1682(1681,a) |
1 | 1 | −1 | 1 | 1 | 1 | −1 | 1 | −1 | −1 | −1 | −1 |
sage:chi.jacobi_sum(n)