from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(8002, base_ring=CyclotomicField(16))
M = H._module
chi = DirichletCharacter(H, M([9]))
pari: [g,chi] = znchar(Mod(5867,8002))
Basic properties
Modulus: | \(8002\) | |
Conductor: | \(4001\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(16\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{4001}(1866,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 8002.g
\(\chi_{8002}(1115,\cdot)\) \(\chi_{8002}(1413,\cdot)\) \(\chi_{8002}(2031,\cdot)\) \(\chi_{8002}(2135,\cdot)\) \(\chi_{8002}(5867,\cdot)\) \(\chi_{8002}(5971,\cdot)\) \(\chi_{8002}(6589,\cdot)\) \(\chi_{8002}(6887,\cdot)\)
sage: chi.galois_orbit()
order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
Related number fields
Field of values: | \(\Q(\zeta_{16})\) |
Fixed field: | Number field defined by a degree 16 polynomial |
Values on generators
\(3\) → \(e\left(\frac{9}{16}\right)\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(7\) | \(9\) | \(11\) | \(13\) | \(15\) | \(17\) | \(19\) | \(21\) |
\( \chi_{ 8002 }(5867, a) \) | \(1\) | \(1\) | \(e\left(\frac{9}{16}\right)\) | \(-i\) | \(i\) | \(e\left(\frac{1}{8}\right)\) | \(e\left(\frac{9}{16}\right)\) | \(i\) | \(e\left(\frac{5}{16}\right)\) | \(e\left(\frac{15}{16}\right)\) | \(i\) | \(e\left(\frac{13}{16}\right)\) |
sage: chi.jacobi_sum(n)