from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1984, base_ring=CyclotomicField(30))
M = H._module
chi = DirichletCharacter(H, M([15,15,14]))
pari: [g,chi] = znchar(Mod(351,1984))
Basic properties
| Modulus: | \(1984\) | |
| Conductor: | \(248\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(30\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{248}(227,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 1984.cc
\(\chi_{1984}(351,\cdot)\) \(\chi_{1984}(479,\cdot)\) \(\chi_{1984}(607,\cdot)\) \(\chi_{1984}(671,\cdot)\) \(\chi_{1984}(927,\cdot)\) \(\chi_{1984}(1247,\cdot)\) \(\chi_{1984}(1311,\cdot)\) \(\chi_{1984}(1631,\cdot)\)
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: | 30.0.20159382829191092591451779536401274948781988965475418112.1 |
Values on generators
\((63,1861,65)\) → \((-1,-1,e\left(\frac{7}{15}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(7\) | \(9\) | \(11\) | \(13\) | \(15\) | \(17\) | \(19\) | \(21\) |
| \( \chi_{ 1984 }(351, a) \) | \(-1\) | \(1\) | \(e\left(\frac{7}{15}\right)\) | \(e\left(\frac{5}{6}\right)\) | \(e\left(\frac{17}{30}\right)\) | \(e\left(\frac{14}{15}\right)\) | \(e\left(\frac{11}{15}\right)\) | \(e\left(\frac{19}{30}\right)\) | \(e\left(\frac{3}{10}\right)\) | \(e\left(\frac{4}{15}\right)\) | \(e\left(\frac{13}{15}\right)\) | \(e\left(\frac{1}{30}\right)\) |
sage: chi.jacobi_sum(n)