Properties

Label 931.5
Modulus $931$
Conductor $931$
Order $126$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(931, base_ring=CyclotomicField(126))
 
M = H._module
 
chi = DirichletCharacter(H, M([87,112]))
 
pari: [g,chi] = znchar(Mod(5,931))
 

Basic properties

Modulus: \(931\)
Conductor: \(931\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(126\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 931.cj

\(\chi_{931}(5,\cdot)\) \(\chi_{931}(54,\cdot)\) \(\chi_{931}(66,\cdot)\) \(\chi_{931}(101,\cdot)\) \(\chi_{931}(131,\cdot)\) \(\chi_{931}(138,\cdot)\) \(\chi_{931}(187,\cdot)\) \(\chi_{931}(199,\cdot)\) \(\chi_{931}(213,\cdot)\) \(\chi_{931}(234,\cdot)\) \(\chi_{931}(271,\cdot)\) \(\chi_{931}(320,\cdot)\) \(\chi_{931}(332,\cdot)\) \(\chi_{931}(346,\cdot)\) \(\chi_{931}(367,\cdot)\) \(\chi_{931}(397,\cdot)\) \(\chi_{931}(404,\cdot)\) \(\chi_{931}(453,\cdot)\) \(\chi_{931}(465,\cdot)\) \(\chi_{931}(479,\cdot)\) \(\chi_{931}(500,\cdot)\) \(\chi_{931}(530,\cdot)\) \(\chi_{931}(537,\cdot)\) \(\chi_{931}(586,\cdot)\) \(\chi_{931}(598,\cdot)\) \(\chi_{931}(612,\cdot)\) \(\chi_{931}(633,\cdot)\) \(\chi_{931}(663,\cdot)\) \(\chi_{931}(670,\cdot)\) \(\chi_{931}(719,\cdot)\) ...

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: $\Q(\zeta_{63})$
Fixed field: Number field defined by a degree 126 polynomial (not computed)

Values on generators

\((248,344)\) → \((e\left(\frac{29}{42}\right),e\left(\frac{8}{9}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 931 }(5, a) \) \(-1\)\(1\)\(e\left(\frac{53}{63}\right)\)\(e\left(\frac{31}{126}\right)\)\(e\left(\frac{43}{63}\right)\)\(e\left(\frac{31}{126}\right)\)\(e\left(\frac{11}{126}\right)\)\(e\left(\frac{11}{21}\right)\)\(e\left(\frac{31}{63}\right)\)\(e\left(\frac{11}{126}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{13}{14}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 931 }(5,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 931 }(5,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 931 }(5,·),\chi_{ 931 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 931 }(5,·)) \;\) at \(\; a,b = \) e.g. 1,2