from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(5390, base_ring=CyclotomicField(28))
M = H._module
chi = DirichletCharacter(H, M([21,4,14]))
pari: [g,chi] = znchar(Mod(43,5390))
Basic properties
Modulus: | \(5390\) | |
Conductor: | \(2695\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(28\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{2695}(43,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 5390.bw
\(\chi_{5390}(43,\cdot)\) \(\chi_{5390}(813,\cdot)\) \(\chi_{5390}(967,\cdot)\) \(\chi_{5390}(1583,\cdot)\) \(\chi_{5390}(1737,\cdot)\) \(\chi_{5390}(2507,\cdot)\) \(\chi_{5390}(3123,\cdot)\) \(\chi_{5390}(3277,\cdot)\) \(\chi_{5390}(3893,\cdot)\) \(\chi_{5390}(4047,\cdot)\) \(\chi_{5390}(4663,\cdot)\) \(\chi_{5390}(4817,\cdot)\)
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
\((2157,4511,981)\) → \((-i,e\left(\frac{1}{7}\right),-1)\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(9\) | \(13\) | \(17\) | \(19\) | \(23\) | \(27\) | \(29\) | \(31\) | \(37\) |
\( \chi_{ 5390 }(43, a) \) | \(1\) | \(1\) | \(e\left(\frac{11}{28}\right)\) | \(e\left(\frac{11}{14}\right)\) | \(e\left(\frac{13}{28}\right)\) | \(e\left(\frac{23}{28}\right)\) | \(1\) | \(e\left(\frac{19}{28}\right)\) | \(e\left(\frac{5}{28}\right)\) | \(e\left(\frac{4}{7}\right)\) | \(1\) | \(e\left(\frac{9}{28}\right)\) |
sage: chi.jacobi_sum(n)