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Properties

Label 2160.91
Modulus $2160$
Conductor $144$
Order $12$
Real no
Primitive no
Minimal no
Parity odd

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2160, base_ring=CyclotomicField(12)) M = H._module chi = DirichletCharacter(H, M([6,3,4,0]))
 
Copy content pari:[g,chi] = znchar(Mod(91,2160))
 

Basic properties

Modulus: \(2160\)
Conductor: \(144\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(12\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{144}(139,\cdot)\)
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: no
Parity: odd
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 2160.ch

\(\chi_{2160}(91,\cdot)\) \(\chi_{2160}(451,\cdot)\) \(\chi_{2160}(1171,\cdot)\) \(\chi_{2160}(1531,\cdot)\)

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: \(\Q(\zeta_{12})\)
Fixed field: 12.0.369768517790072832.1

Values on generators

\((271,1621,2081,1297)\) → \((-1,i,e\left(\frac{1}{3}\right),1)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 2160 }(91, a) \) \(-1\)\(1\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{5}{12}\right)\)\(1\)\(i\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{1}{6}\right)\)\(i\)\(e\left(\frac{1}{6}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 2160 }(91,a) \;\) at \(\;a = \) e.g. 2