from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(3150, base_ring=CyclotomicField(20))
M = H._module
chi = DirichletCharacter(H, M([10,9,0]))
pari: [g,chi] = znchar(Mod(2087,3150))
Basic properties
| Modulus: | \(3150\) | |
| Conductor: | \(75\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(20\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{75}(62,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 3150.cx
\(\chi_{3150}(197,\cdot)\) \(\chi_{3150}(323,\cdot)\) \(\chi_{3150}(827,\cdot)\) \(\chi_{3150}(953,\cdot)\) \(\chi_{3150}(1583,\cdot)\) \(\chi_{3150}(2087,\cdot)\) \(\chi_{3150}(2213,\cdot)\) \(\chi_{3150}(2717,\cdot)\)
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: | \(\Q(\zeta_{75})^+\) |
Values on generators
\((2801,127,451)\) → \((-1,e\left(\frac{9}{20}\right),1)\)
First values
| \(a\) | \(-1\) | \(1\) | \(11\) | \(13\) | \(17\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) | \(43\) |
| \( \chi_{ 3150 }(2087, a) \) | \(1\) | \(1\) | \(e\left(\frac{7}{10}\right)\) | \(e\left(\frac{11}{20}\right)\) | \(e\left(\frac{7}{20}\right)\) | \(e\left(\frac{1}{10}\right)\) | \(e\left(\frac{9}{20}\right)\) | \(e\left(\frac{2}{5}\right)\) | \(e\left(\frac{3}{5}\right)\) | \(e\left(\frac{1}{20}\right)\) | \(e\left(\frac{3}{10}\right)\) | \(-i\) |
sage: chi.jacobi_sum(n)