from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1216, base_ring=CyclotomicField(16))
M = H._module
chi = DirichletCharacter(H, M([8,15,0]))
pari: [g,chi] = znchar(Mod(115,1216))
Basic properties
| Modulus: | \(1216\) | |
| Conductor: | \(64\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(16\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{64}(51,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 1216.bf
\(\chi_{1216}(115,\cdot)\) \(\chi_{1216}(267,\cdot)\) \(\chi_{1216}(419,\cdot)\) \(\chi_{1216}(571,\cdot)\) \(\chi_{1216}(723,\cdot)\) \(\chi_{1216}(875,\cdot)\) \(\chi_{1216}(1027,\cdot)\) \(\chi_{1216}(1179,\cdot)\)
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: | 16.0.604462909807314587353088.1 |
Values on generators
\((191,837,705)\) → \((-1,e\left(\frac{15}{16}\right),1)\)
First values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(7\) | \(9\) | \(11\) | \(13\) | \(15\) | \(17\) | \(21\) | \(23\) |
| \( \chi_{ 1216 }(115, a) \) | \(-1\) | \(1\) | \(e\left(\frac{5}{16}\right)\) | \(e\left(\frac{15}{16}\right)\) | \(e\left(\frac{7}{8}\right)\) | \(e\left(\frac{5}{8}\right)\) | \(e\left(\frac{3}{16}\right)\) | \(e\left(\frac{1}{16}\right)\) | \(i\) | \(i\) | \(e\left(\frac{3}{16}\right)\) | \(e\left(\frac{5}{8}\right)\) |
sage: chi.jacobi_sum(n)