from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(2667, base_ring=CyclotomicField(42))
M = H._module
chi = DirichletCharacter(H, M([21,7,8]))
pari: [g,chi] = znchar(Mod(122,2667))
Basic properties
| Modulus: | \(2667\) | |
| Conductor: | \(2667\) | 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 2667.di
\(\chi_{2667}(122,\cdot)\) \(\chi_{2667}(152,\cdot)\) \(\chi_{2667}(752,\cdot)\) \(\chi_{2667}(983,\cdot)\) \(\chi_{2667}(1181,\cdot)\) \(\chi_{2667}(1370,\cdot)\) \(\chi_{2667}(1571,\cdot)\) \(\chi_{2667}(1727,\cdot)\) \(\chi_{2667}(1865,\cdot)\) \(\chi_{2667}(2105,\cdot)\) \(\chi_{2667}(2336,\cdot)\) \(\chi_{2667}(2474,\cdot)\)
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
\((890,1144,2416)\) → \((-1,e\left(\frac{1}{6}\right),e\left(\frac{4}{21}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(2\) | \(4\) | \(5\) | \(8\) | \(10\) | \(11\) | \(13\) | \(16\) | \(17\) | \(19\) |
| \( \chi_{ 2667 }(122, a) \) | \(1\) | \(1\) | \(e\left(\frac{23}{42}\right)\) | \(e\left(\frac{2}{21}\right)\) | \(e\left(\frac{19}{21}\right)\) | \(e\left(\frac{9}{14}\right)\) | \(e\left(\frac{19}{42}\right)\) | \(e\left(\frac{5}{42}\right)\) | \(e\left(\frac{17}{42}\right)\) | \(e\left(\frac{4}{21}\right)\) | \(e\left(\frac{19}{21}\right)\) | \(e\left(\frac{5}{6}\right)\) |
sage: chi.jacobi_sum(n)