from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(8624, base_ring=CyclotomicField(28))
M = H._module
chi = DirichletCharacter(H, M([0,7,20,0]))
pari: [g,chi] = znchar(Mod(309,8624))
Basic properties
| Modulus: | \(8624\) | |
| Conductor: | \(784\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(28\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{784}(309,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 8624.dn
\(\chi_{8624}(309,\cdot)\) \(\chi_{8624}(925,\cdot)\) \(\chi_{8624}(1541,\cdot)\) \(\chi_{8624}(2773,\cdot)\) \(\chi_{8624}(3389,\cdot)\) \(\chi_{8624}(4005,\cdot)\) \(\chi_{8624}(4621,\cdot)\) \(\chi_{8624}(5237,\cdot)\) \(\chi_{8624}(5853,\cdot)\) \(\chi_{8624}(7085,\cdot)\) \(\chi_{8624}(7701,\cdot)\) \(\chi_{8624}(8317,\cdot)\)
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: | \(\Q(\zeta_{28})\) |
| Fixed field: | Number field defined by a degree 28 polynomial |
Values on generators
\((5391,6469,7745,3137)\) → \((1,i,e\left(\frac{5}{7}\right),1)\)
First values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(9\) | \(13\) | \(15\) | \(17\) | \(19\) | \(23\) | \(25\) | \(27\) |
| \( \chi_{ 8624 }(309, a) \) | \(1\) | \(1\) | \(e\left(\frac{13}{28}\right)\) | \(e\left(\frac{27}{28}\right)\) | \(e\left(\frac{13}{14}\right)\) | \(e\left(\frac{9}{28}\right)\) | \(e\left(\frac{3}{7}\right)\) | \(e\left(\frac{6}{7}\right)\) | \(-i\) | \(e\left(\frac{9}{14}\right)\) | \(e\left(\frac{13}{14}\right)\) | \(e\left(\frac{11}{28}\right)\) |
sage: chi.jacobi_sum(n)