Properties

Label 764.47
Modulus $764$
Conductor $764$
Order $190$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(764, base_ring=CyclotomicField(190))
 
M = H._module
 
chi = DirichletCharacter(H, M([95,123]))
 
pari: [g,chi] = znchar(Mod(47,764))
 

Basic properties

Modulus: \(764\)
Conductor: \(764\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(190\)
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 764.n

\(\chi_{764}(19,\cdot)\) \(\chi_{764}(35,\cdot)\) \(\chi_{764}(47,\cdot)\) \(\chi_{764}(63,\cdot)\) \(\chi_{764}(71,\cdot)\) \(\chi_{764}(83,\cdot)\) \(\chi_{764}(87,\cdot)\) \(\chi_{764}(91,\cdot)\) \(\chi_{764}(95,\cdot)\) \(\chi_{764}(99,\cdot)\) \(\chi_{764}(111,\cdot)\) \(\chi_{764}(119,\cdot)\) \(\chi_{764}(123,\cdot)\) \(\chi_{764}(127,\cdot)\) \(\chi_{764}(131,\cdot)\) \(\chi_{764}(143,\cdot)\) \(\chi_{764}(151,\cdot)\) \(\chi_{764}(167,\cdot)\) \(\chi_{764}(171,\cdot)\) \(\chi_{764}(175,\cdot)\) \(\chi_{764}(179,\cdot)\) \(\chi_{764}(183,\cdot)\) \(\chi_{764}(187,\cdot)\) \(\chi_{764}(219,\cdot)\) \(\chi_{764}(235,\cdot)\) \(\chi_{764}(247,\cdot)\) \(\chi_{764}(267,\cdot)\) \(\chi_{764}(279,\cdot)\) \(\chi_{764}(303,\cdot)\) \(\chi_{764}(307,\cdot)\) ...

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: $\Q(\zeta_{95})$
Fixed field: Number field defined by a degree 190 polynomial (not computed)

Values on generators

\((383,401)\) → \((-1,e\left(\frac{123}{190}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 764 }(47, a) \) \(1\)\(1\)\(e\left(\frac{113}{190}\right)\)\(e\left(\frac{7}{19}\right)\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{18}{95}\right)\)\(e\left(\frac{10}{19}\right)\)\(e\left(\frac{48}{95}\right)\)\(e\left(\frac{183}{190}\right)\)\(e\left(\frac{42}{95}\right)\)\(e\left(\frac{14}{95}\right)\)\(e\left(\frac{151}{190}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 764 }(47,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 764 }(47,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 764 }(47,·),\chi_{ 764 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 764 }(47,·)) \;\) at \(\; a,b = \) e.g. 1,2