Properties

Label 678.391
Modulus $678$
Conductor $113$
Order $56$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(678, base_ring=CyclotomicField(56)) M = H._module chi = DirichletCharacter(H, M([0,23]))
 
Copy content pari:[g,chi] = znchar(Mod(391,678))
 

Basic properties

Modulus: \(678\)
Conductor: \(113\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(56\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{113}(52,\cdot)\)
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 678.r

\(\chi_{678}(13,\cdot)\) \(\chi_{678}(25,\cdot)\) \(\chi_{678}(31,\cdot)\) \(\chi_{678}(61,\cdot)\) \(\chi_{678}(91,\cdot)\) \(\chi_{678}(139,\cdot)\) \(\chi_{678}(163,\cdot)\) \(\chi_{678}(175,\cdot)\) \(\chi_{678}(217,\cdot)\) \(\chi_{678}(235,\cdot)\) \(\chi_{678}(277,\cdot)\) \(\chi_{678}(289,\cdot)\) \(\chi_{678}(313,\cdot)\) \(\chi_{678}(361,\cdot)\) \(\chi_{678}(391,\cdot)\) \(\chi_{678}(421,\cdot)\) \(\chi_{678}(427,\cdot)\) \(\chi_{678}(439,\cdot)\) \(\chi_{678}(463,\cdot)\) \(\chi_{678}(493,\cdot)\) \(\chi_{678}(529,\cdot)\) \(\chi_{678}(601,\cdot)\) \(\chi_{678}(637,\cdot)\) \(\chi_{678}(667,\cdot)\)

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: $\Q(\zeta_{56})$
Fixed field: Number field defined by a degree 56 polynomial

Values on generators

\((227,229)\) → \((1,e\left(\frac{23}{56}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)
\( \chi_{ 678 }(391, a) \) \(1\)\(1\)\(e\left(\frac{5}{56}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{11}{28}\right)\)\(e\left(\frac{1}{28}\right)\)\(e\left(\frac{3}{56}\right)\)\(e\left(\frac{37}{56}\right)\)\(e\left(\frac{47}{56}\right)\)\(e\left(\frac{5}{28}\right)\)\(e\left(\frac{31}{56}\right)\)\(e\left(\frac{15}{28}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 678 }(391,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

Copy content sage:chi.gauss_sum(a)
 
Copy content pari:znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 678 }(391,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 678 }(391,·),\chi_{ 678 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 678 }(391,·)) \;\) at \(\; a,b = \) e.g. 1,2