from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(810, base_ring=CyclotomicField(54))
M = H._module
chi = DirichletCharacter(H, M([28,27]))
pari: [g,chi] = znchar(Mod(79,810))
Basic properties
| Modulus: | \(810\) | |
| Conductor: | \(405\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(54\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{405}(79,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 810.v
\(\chi_{810}(49,\cdot)\) \(\chi_{810}(79,\cdot)\) \(\chi_{810}(139,\cdot)\) \(\chi_{810}(169,\cdot)\) \(\chi_{810}(229,\cdot)\) \(\chi_{810}(259,\cdot)\) \(\chi_{810}(319,\cdot)\) \(\chi_{810}(349,\cdot)\) \(\chi_{810}(409,\cdot)\) \(\chi_{810}(439,\cdot)\) \(\chi_{810}(499,\cdot)\) \(\chi_{810}(529,\cdot)\) \(\chi_{810}(589,\cdot)\) \(\chi_{810}(619,\cdot)\) \(\chi_{810}(679,\cdot)\) \(\chi_{810}(709,\cdot)\) \(\chi_{810}(769,\cdot)\) \(\chi_{810}(799,\cdot)\)
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: | \(\Q(\zeta_{27})\) |
| Fixed field: | Number field defined by a degree 54 polynomial |
Values on generators
\((731,487)\) → \((e\left(\frac{14}{27}\right),-1)\)
First values
| \(a\) | \(-1\) | \(1\) | \(7\) | \(11\) | \(13\) | \(17\) | \(19\) | \(23\) | \(29\) | \(31\) | \(37\) | \(41\) |
| \( \chi_{ 810 }(79, a) \) | \(1\) | \(1\) | \(e\left(\frac{43}{54}\right)\) | \(e\left(\frac{20}{27}\right)\) | \(e\left(\frac{35}{54}\right)\) | \(e\left(\frac{11}{18}\right)\) | \(e\left(\frac{8}{9}\right)\) | \(e\left(\frac{11}{54}\right)\) | \(e\left(\frac{5}{27}\right)\) | \(e\left(\frac{10}{27}\right)\) | \(e\left(\frac{5}{18}\right)\) | \(e\left(\frac{13}{27}\right)\) |
sage: chi.jacobi_sum(n)
Gauss sum
sage: chi.gauss_sum(a)
pari: znchargauss(g,chi,a)
Jacobi sum
sage: chi.jacobi_sum(n)
Kloosterman sum
sage: chi.kloosterman_sum(a,b)