from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(2100, base_ring=CyclotomicField(60))
M = H._module
chi = DirichletCharacter(H, M([0,30,39,20]))
pari: [g,chi] = znchar(Mod(317,2100))
Basic properties
Modulus: | \(2100\) | |
Conductor: | \(525\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(60\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{525}(317,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 2100.dk
\(\chi_{2100}(53,\cdot)\) \(\chi_{2100}(137,\cdot)\) \(\chi_{2100}(233,\cdot)\) \(\chi_{2100}(317,\cdot)\) \(\chi_{2100}(473,\cdot)\) \(\chi_{2100}(653,\cdot)\) \(\chi_{2100}(737,\cdot)\) \(\chi_{2100}(977,\cdot)\) \(\chi_{2100}(1073,\cdot)\) \(\chi_{2100}(1313,\cdot)\) \(\chi_{2100}(1397,\cdot)\) \(\chi_{2100}(1577,\cdot)\) \(\chi_{2100}(1733,\cdot)\) \(\chi_{2100}(1817,\cdot)\) \(\chi_{2100}(1913,\cdot)\) \(\chi_{2100}(1997,\cdot)\)
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
\((1051,701,1177,1501)\) → \((1,-1,e\left(\frac{13}{20}\right),e\left(\frac{1}{3}\right))\)
First values
\(a\) | \(-1\) | \(1\) | \(11\) | \(13\) | \(17\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) | \(43\) |
\( \chi_{ 2100 }(317, a) \) | \(1\) | \(1\) | \(e\left(\frac{7}{30}\right)\) | \(e\left(\frac{7}{20}\right)\) | \(e\left(\frac{17}{60}\right)\) | \(e\left(\frac{11}{30}\right)\) | \(e\left(\frac{19}{60}\right)\) | \(e\left(\frac{4}{5}\right)\) | \(e\left(\frac{8}{15}\right)\) | \(e\left(\frac{31}{60}\right)\) | \(e\left(\frac{1}{10}\right)\) | \(-i\) |
sage: chi.jacobi_sum(n)