from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(85600, base_ring=CyclotomicField(20))
M = H._module
chi = DirichletCharacter(H, M([0,0,9,0]))
pari: [g,chi] = znchar(Mod(47937,85600))
Basic properties
Modulus: | \(85600\) | |
Conductor: | \(25\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(20\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | no, induced from \(\chi_{25}(12,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 85600.dd
\(\chi_{85600}(10273,\cdot)\) \(\chi_{85600}(13697,\cdot)\) \(\chi_{85600}(30817,\cdot)\) \(\chi_{85600}(44513,\cdot)\) \(\chi_{85600}(47937,\cdot)\) \(\chi_{85600}(61633,\cdot)\) \(\chi_{85600}(78753,\cdot)\) \(\chi_{85600}(82177,\cdot)\)
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: | Number field defined by a degree 20 polynomial |
Values on generators
\((26751,32101,82177,16801)\) → \((1,1,e\left(\frac{9}{20}\right),1)\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(7\) | \(9\) | \(11\) | \(13\) | \(17\) | \(19\) | \(21\) | \(23\) | \(27\) |
\( \chi_{ 85600 }(47937, a) \) | \(-1\) | \(1\) | \(e\left(\frac{3}{20}\right)\) | \(i\) | \(e\left(\frac{3}{10}\right)\) | \(e\left(\frac{1}{5}\right)\) | \(e\left(\frac{11}{20}\right)\) | \(e\left(\frac{17}{20}\right)\) | \(e\left(\frac{1}{10}\right)\) | \(e\left(\frac{2}{5}\right)\) | \(e\left(\frac{19}{20}\right)\) | \(e\left(\frac{9}{20}\right)\) |
sage: chi.jacobi_sum(n)