from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(8512, base_ring=CyclotomicField(12))
M = H._module
chi = DirichletCharacter(H, M([6,3,4,2]))
pari: [g,chi] = znchar(Mod(7247,8512))
Basic properties
| Modulus: | \(8512\) | |
| Conductor: | \(2128\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(12\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{2128}(331,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | no | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 8512.dy
\(\chi_{8512}(1551,\cdot)\) \(\chi_{8512}(2991,\cdot)\) \(\chi_{8512}(5807,\cdot)\) \(\chi_{8512}(7247,\cdot)\)
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: | \(\Q(\zeta_{12})\) |
| Fixed field: | Number field defined by a degree 12 polynomial |
Values on generators
\((5055,6917,7297,3137)\) → \((-1,i,e\left(\frac{1}{3}\right),e\left(\frac{1}{6}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(9\) | \(11\) | \(13\) | \(15\) | \(17\) | \(23\) | \(25\) | \(27\) |
| \( \chi_{ 8512 }(7247, a) \) | \(1\) | \(1\) | \(-i\) | \(e\left(\frac{7}{12}\right)\) | \(-1\) | \(e\left(\frac{1}{12}\right)\) | \(e\left(\frac{7}{12}\right)\) | \(e\left(\frac{1}{3}\right)\) | \(1\) | \(1\) | \(e\left(\frac{1}{6}\right)\) | \(i\) |
sage: chi.jacobi_sum(n)