from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(151, base_ring=CyclotomicField(50))
M = H._module
chi = DirichletCharacter(H, M([34]))
pari: [g,chi] = znchar(Mod(20,151))
Basic properties
Modulus: | \(151\) | |
Conductor: | \(151\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(25\) | 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 151.h
\(\chi_{151}(9,\cdot)\) \(\chi_{151}(20,\cdot)\) \(\chi_{151}(29,\cdot)\) \(\chi_{151}(44,\cdot)\) \(\chi_{151}(50,\cdot)\) \(\chi_{151}(68,\cdot)\) \(\chi_{151}(72,\cdot)\) \(\chi_{151}(78,\cdot)\) \(\chi_{151}(81,\cdot)\) \(\chi_{151}(84,\cdot)\) \(\chi_{151}(86,\cdot)\) \(\chi_{151}(91,\cdot)\) \(\chi_{151}(94,\cdot)\) \(\chi_{151}(98,\cdot)\) \(\chi_{151}(110,\cdot)\) \(\chi_{151}(123,\cdot)\) \(\chi_{151}(124,\cdot)\) \(\chi_{151}(125,\cdot)\) \(\chi_{151}(127,\cdot)\) \(\chi_{151}(148,\cdot)\)
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: | \(\Q(\zeta_{25})\) |
Fixed field: | Number field defined by a degree 25 polynomial |
Values on generators
\(6\) → \(e\left(\frac{17}{25}\right)\)
First values
\(a\) | \(-1\) | \(1\) | \(2\) | \(3\) | \(4\) | \(5\) | \(6\) | \(7\) | \(8\) | \(9\) | \(10\) | \(11\) |
\( \chi_{ 151 }(20, a) \) | \(1\) | \(1\) | \(e\left(\frac{3}{5}\right)\) | \(e\left(\frac{2}{25}\right)\) | \(e\left(\frac{1}{5}\right)\) | \(e\left(\frac{4}{25}\right)\) | \(e\left(\frac{17}{25}\right)\) | \(e\left(\frac{14}{25}\right)\) | \(e\left(\frac{4}{5}\right)\) | \(e\left(\frac{4}{25}\right)\) | \(e\left(\frac{19}{25}\right)\) | \(e\left(\frac{23}{25}\right)\) |
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)