from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(3800, base_ring=CyclotomicField(4))
M = H._module
chi = DirichletCharacter(H, M([0,0,3,0]))
pari: [g,chi] = znchar(Mod(3193,3800))
Basic properties
Modulus: | \(3800\) | |
Conductor: | \(5\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(4\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{5}(3,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 3800.x
\(\chi_{3800}(457,\cdot)\) \(\chi_{3800}(3193,\cdot)\)
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: | \(\mathbb{Q}(i)\) |
Fixed field: | \(\Q(\zeta_{5})\) |
Values on generators
\((951,1901,1977,401)\) → \((1,1,-i,1)\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(7\) | \(9\) | \(11\) | \(13\) | \(17\) | \(21\) | \(23\) | \(27\) | \(29\) |
\( \chi_{ 3800 }(3193, a) \) | \(-1\) | \(1\) | \(i\) | \(-i\) | \(-1\) | \(1\) | \(i\) | \(-i\) | \(1\) | \(i\) | \(-i\) | \(-1\) |
sage: chi.jacobi_sum(n)