from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(4928, base_ring=CyclotomicField(30))
M = H._module
chi = DirichletCharacter(H, M([0,15,25,9]))
pari: [g,chi] = znchar(Mod(481,4928))
Basic properties
Modulus: | \(4928\) | |
Conductor: | \(616\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(30\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{616}(173,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 4928.eh
\(\chi_{4928}(481,\cdot)\) \(\chi_{4928}(1249,\cdot)\) \(\chi_{4928}(1377,\cdot)\) \(\chi_{4928}(2273,\cdot)\) \(\chi_{4928}(2593,\cdot)\) \(\chi_{4928}(3489,\cdot)\) \(\chi_{4928}(4065,\cdot)\) \(\chi_{4928}(4385,\cdot)\)
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: | 30.30.618590583273987610889564118763660122719349922669747364171874304.1 |
Values on generators
\((4159,1541,2817,3137)\) → \((1,-1,e\left(\frac{5}{6}\right),e\left(\frac{3}{10}\right))\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(9\) | \(13\) | \(15\) | \(17\) | \(19\) | \(23\) | \(25\) | \(27\) |
\( \chi_{ 4928 }(481, a) \) | \(1\) | \(1\) | \(e\left(\frac{11}{15}\right)\) | \(e\left(\frac{13}{15}\right)\) | \(e\left(\frac{7}{15}\right)\) | \(e\left(\frac{3}{10}\right)\) | \(e\left(\frac{3}{5}\right)\) | \(e\left(\frac{8}{15}\right)\) | \(e\left(\frac{17}{30}\right)\) | \(e\left(\frac{2}{3}\right)\) | \(e\left(\frac{11}{15}\right)\) | \(e\left(\frac{1}{5}\right)\) |
sage: chi.jacobi_sum(n)