Properties

Label 845.139
Modulus $845$
Conductor $845$
Order $78$
Real no
Primitive yes
Minimal yes
Parity even

Related objects

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(845, base_ring=CyclotomicField(78)) M = H._module chi = DirichletCharacter(H, M([39,28]))
 
Copy content pari:[g,chi] = znchar(Mod(139,845))
 

Basic properties

Modulus: \(845\)
Conductor: \(845\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(78\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: yes
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 845.bf

\(\chi_{845}(9,\cdot)\) \(\chi_{845}(29,\cdot)\) \(\chi_{845}(74,\cdot)\) \(\chi_{845}(94,\cdot)\) \(\chi_{845}(139,\cdot)\) \(\chi_{845}(159,\cdot)\) \(\chi_{845}(204,\cdot)\) \(\chi_{845}(224,\cdot)\) \(\chi_{845}(269,\cdot)\) \(\chi_{845}(289,\cdot)\) \(\chi_{845}(334,\cdot)\) \(\chi_{845}(354,\cdot)\) \(\chi_{845}(399,\cdot)\) \(\chi_{845}(419,\cdot)\) \(\chi_{845}(464,\cdot)\) \(\chi_{845}(549,\cdot)\) \(\chi_{845}(594,\cdot)\) \(\chi_{845}(614,\cdot)\) \(\chi_{845}(659,\cdot)\) \(\chi_{845}(679,\cdot)\) \(\chi_{845}(724,\cdot)\) \(\chi_{845}(744,\cdot)\) \(\chi_{845}(789,\cdot)\) \(\chi_{845}(809,\cdot)\)

Copy content sage:chi.galois_orbit()
 
Copy content pari:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Related number fields

Field of values: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((677,171)\) → \((-1,e\left(\frac{14}{39}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(14\)
\( \chi_{ 845 }(139, a) \) \(1\)\(1\)\(e\left(\frac{67}{78}\right)\)\(e\left(\frac{1}{78}\right)\)\(e\left(\frac{28}{39}\right)\)\(e\left(\frac{34}{39}\right)\)\(e\left(\frac{71}{78}\right)\)\(e\left(\frac{15}{26}\right)\)\(e\left(\frac{1}{39}\right)\)\(e\left(\frac{38}{39}\right)\)\(e\left(\frac{19}{26}\right)\)\(e\left(\frac{10}{13}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 845 }(139,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

Copy content sage:chi.gauss_sum(a)
 
Copy content pari:znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 845 }(139,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 845 }(139,·),\chi_{ 845 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 845 }(139,·)) \;\) at \(\; a,b = \) e.g. 1,2