from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(861, base_ring=CyclotomicField(60))
M = H._module
chi = DirichletCharacter(H, M([0,20,39]))
pari: [g,chi] = znchar(Mod(289,861))
Basic properties
| Modulus: | \(861\) | |
| Conductor: | \(287\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(60\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{287}(2,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 861.ce
\(\chi_{861}(46,\cdot)\) \(\chi_{861}(121,\cdot)\) \(\chi_{861}(172,\cdot)\) \(\chi_{861}(184,\cdot)\) \(\chi_{861}(226,\cdot)\) \(\chi_{861}(289,\cdot)\) \(\chi_{861}(361,\cdot)\) \(\chi_{861}(415,\cdot)\) \(\chi_{861}(487,\cdot)\) \(\chi_{861}(541,\cdot)\) \(\chi_{861}(613,\cdot)\) \(\chi_{861}(676,\cdot)\) \(\chi_{861}(718,\cdot)\) \(\chi_{861}(730,\cdot)\) \(\chi_{861}(781,\cdot)\) \(\chi_{861}(856,\cdot)\)
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: | \(\Q(\zeta_{60})\) |
| Fixed field: | Number field defined by a degree 60 polynomial |
Values on generators
\((575,493,211)\) → \((1,e\left(\frac{1}{3}\right),e\left(\frac{13}{20}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(2\) | \(4\) | \(5\) | \(8\) | \(10\) | \(11\) | \(13\) | \(16\) | \(17\) | \(19\) |
| \( \chi_{ 861 }(289, a) \) | \(1\) | \(1\) | \(e\left(\frac{17}{30}\right)\) | \(e\left(\frac{2}{15}\right)\) | \(e\left(\frac{29}{30}\right)\) | \(e\left(\frac{7}{10}\right)\) | \(e\left(\frac{8}{15}\right)\) | \(e\left(\frac{17}{60}\right)\) | \(e\left(\frac{3}{20}\right)\) | \(e\left(\frac{4}{15}\right)\) | \(e\left(\frac{47}{60}\right)\) | \(e\left(\frac{31}{60}\right)\) |
sage: chi.jacobi_sum(n)
Gauss sum
sage: chi.gauss_sum(a)
pari: znchargauss(g,chi,a)
Jacobi sum
sage: chi.jacobi_sum(n)
Kloosterman sum
sage: chi.kloosterman_sum(a,b)