Properties

Label 1428.803
Modulus $1428$
Conductor $1428$
Order $12$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1428, base_ring=CyclotomicField(12))
 
M = H._module
 
chi = DirichletCharacter(H, M([6,6,10,9]))
 
pari: [g,chi] = znchar(Mod(803,1428))
 

Basic properties

Modulus: \(1428\)
Conductor: \(1428\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(12\)
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 1428.bz

\(\chi_{1428}(47,\cdot)\) \(\chi_{1428}(395,\cdot)\) \(\chi_{1428}(803,\cdot)\) \(\chi_{1428}(1067,\cdot)\)

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: \(\Q(\zeta_{12})\)
Fixed field: 12.0.100024909896188699799293952.1

Values on generators

\((715,953,409,1261)\) → \((-1,-1,e\left(\frac{5}{6}\right),-i)\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(19\)\(23\)\(25\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 1428 }(803, a) \) \(-1\)\(1\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{7}{12}\right)\)\(-1\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{5}{6}\right)\)\(i\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{5}{12}\right)\)\(i\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1428 }(803,a) \;\) at \(\;a = \) e.g. 2