from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1848, base_ring=CyclotomicField(30))
M = H._module
chi = DirichletCharacter(H, M([15,0,15,25,27]))
pari: [g,chi] = znchar(Mod(215,1848))
Basic properties
| Modulus: | \(1848\) | |
| Conductor: | \(924\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(30\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{924}(215,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | no | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 1848.ej
\(\chi_{1848}(215,\cdot)\) \(\chi_{1848}(479,\cdot)\) \(\chi_{1848}(887,\cdot)\) \(\chi_{1848}(1151,\cdot)\) \(\chi_{1848}(1223,\cdot)\) \(\chi_{1848}(1487,\cdot)\) \(\chi_{1848}(1559,\cdot)\) \(\chi_{1848}(1823,\cdot)\)
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: | \(\Q(\zeta_{15})\) |
| Fixed field: | 30.30.270877037062811393670853967610983706070206882960369770568766980096.1 |
Values on generators
\((463,925,617,1585,673)\) → \((-1,1,-1,e\left(\frac{5}{6}\right),e\left(\frac{9}{10}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(5\) | \(13\) | \(17\) | \(19\) | \(23\) | \(25\) | \(29\) | \(31\) | \(37\) | \(41\) |
| \( \chi_{ 1848 }(215, a) \) | \(1\) | \(1\) | \(e\left(\frac{4}{15}\right)\) | \(e\left(\frac{2}{5}\right)\) | \(e\left(\frac{13}{30}\right)\) | \(e\left(\frac{11}{30}\right)\) | \(e\left(\frac{2}{3}\right)\) | \(e\left(\frac{8}{15}\right)\) | \(e\left(\frac{4}{5}\right)\) | \(e\left(\frac{11}{15}\right)\) | \(e\left(\frac{7}{15}\right)\) | \(e\left(\frac{7}{10}\right)\) |
sage: chi.jacobi_sum(n)