from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(7600, base_ring=CyclotomicField(20))
M = H._module
chi = DirichletCharacter(H, M([0,15,17,10]))
pari: [g,chi] = znchar(Mod(797,7600))
Basic properties
Modulus: | \(7600\) | |
Conductor: | \(7600\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(20\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | yes | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 7600.fg
\(\chi_{7600}(797,\cdot)\) \(\chi_{7600}(1253,\cdot)\) \(\chi_{7600}(2317,\cdot)\) \(\chi_{7600}(2773,\cdot)\) \(\chi_{7600}(3837,\cdot)\) \(\chi_{7600}(5813,\cdot)\) \(\chi_{7600}(6877,\cdot)\) \(\chi_{7600}(7333,\cdot)\)
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
\((4751,5701,5777,401)\) → \((1,-i,e\left(\frac{17}{20}\right),-1)\)
First values
\(a\) | \(-1\) | \(1\) | \(3\) | \(7\) | \(9\) | \(11\) | \(13\) | \(17\) | \(21\) | \(23\) | \(27\) | \(29\) |
\( \chi_{ 7600 }(797, a) \) | \(1\) | \(1\) | \(e\left(\frac{7}{10}\right)\) | \(-i\) | \(e\left(\frac{2}{5}\right)\) | \(e\left(\frac{7}{20}\right)\) | \(e\left(\frac{9}{10}\right)\) | \(e\left(\frac{1}{20}\right)\) | \(e\left(\frac{9}{20}\right)\) | \(e\left(\frac{17}{20}\right)\) | \(e\left(\frac{1}{10}\right)\) | \(e\left(\frac{9}{20}\right)\) |
sage: chi.jacobi_sum(n)