from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(8624, base_ring=CyclotomicField(20))
M = H._module
chi = DirichletCharacter(H, M([10,5,0,14]))
pari: [g,chi] = znchar(Mod(491,8624))
Basic properties
| Modulus: | \(8624\) | |
| Conductor: | \(176\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(20\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{176}(139,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 8624.dk
\(\chi_{8624}(491,\cdot)\) \(\chi_{8624}(1667,\cdot)\) \(\chi_{8624}(2059,\cdot)\) \(\chi_{8624}(3627,\cdot)\) \(\chi_{8624}(4803,\cdot)\) \(\chi_{8624}(5979,\cdot)\) \(\chi_{8624}(6371,\cdot)\) \(\chi_{8624}(7939,\cdot)\)
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: | \(\Q(\zeta_{20})\) |
| Fixed field: | 20.20.200317132330035063121671003054276608.1 |
Values on generators
\((5391,6469,7745,3137)\) → \((-1,i,1,e\left(\frac{7}{10}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(9\) | \(13\) | \(15\) | \(17\) | \(19\) | \(23\) | \(25\) | \(27\) |
| \( \chi_{ 8624 }(491, a) \) | \(1\) | \(1\) | \(e\left(\frac{17}{20}\right)\) | \(e\left(\frac{1}{20}\right)\) | \(e\left(\frac{7}{10}\right)\) | \(e\left(\frac{9}{20}\right)\) | \(e\left(\frac{9}{10}\right)\) | \(e\left(\frac{3}{10}\right)\) | \(e\left(\frac{7}{20}\right)\) | \(1\) | \(e\left(\frac{1}{10}\right)\) | \(e\left(\frac{11}{20}\right)\) |
sage: chi.jacobi_sum(n)