from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(3381, base_ring=CyclotomicField(42))
M = H._module
chi = DirichletCharacter(H, M([21,26,21]))
pari: [g,chi] = znchar(Mod(2207,3381))
Basic properties
Modulus: | \(3381\) | |
Conductor: | \(3381\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(42\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | yes | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 3381.bl
\(\chi_{3381}(137,\cdot)\) \(\chi_{3381}(620,\cdot)\) \(\chi_{3381}(758,\cdot)\) \(\chi_{3381}(1103,\cdot)\) \(\chi_{3381}(1241,\cdot)\) \(\chi_{3381}(1724,\cdot)\) \(\chi_{3381}(2069,\cdot)\) \(\chi_{3381}(2207,\cdot)\) \(\chi_{3381}(2552,\cdot)\) \(\chi_{3381}(2690,\cdot)\) \(\chi_{3381}(3035,\cdot)\) \(\chi_{3381}(3173,\cdot)\)
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: | \(\Q(\zeta_{21})\) |
Fixed field: | Number field defined by a degree 42 polynomial |
Values on generators
\((2255,346,442)\) → \((-1,e\left(\frac{13}{21}\right),-1)\)
First values
\(a\) | \(-1\) | \(1\) | \(2\) | \(4\) | \(5\) | \(8\) | \(10\) | \(11\) | \(13\) | \(16\) | \(17\) | \(19\) |
\( \chi_{ 3381 }(2207, a) \) | \(1\) | \(1\) | \(e\left(\frac{25}{42}\right)\) | \(e\left(\frac{4}{21}\right)\) | \(e\left(\frac{20}{21}\right)\) | \(e\left(\frac{11}{14}\right)\) | \(e\left(\frac{23}{42}\right)\) | \(e\left(\frac{16}{21}\right)\) | \(e\left(\frac{3}{7}\right)\) | \(e\left(\frac{8}{21}\right)\) | \(e\left(\frac{10}{21}\right)\) | \(e\left(\frac{1}{6}\right)\) |
sage: chi.jacobi_sum(n)