Properties

Label 7280.1777
Modulus $7280$
Conductor $455$
Order $12$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7280, base_ring=CyclotomicField(12))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,0,3,6,8]))
 
pari: [g,chi] = znchar(Mod(1777,7280))
 

Basic properties

Modulus: \(7280\)
Conductor: \(455\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(12\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{455}(412,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7280.rj

\(\chi_{7280}(1777,\cdot)\) \(\chi_{7280}(3233,\cdot)\) \(\chi_{7280}(5697,\cdot)\) \(\chi_{7280}(7153,\cdot)\)

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: 12.12.187441217958845703125.1

Values on generators

\((911,5461,1457,4161,561)\) → \((1,1,i,-1,e\left(\frac{2}{3}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(9\)\(11\)\(17\)\(19\)\(23\)\(27\)\(29\)\(31\)\(33\)
\( \chi_{ 7280 }(1777, a) \) \(1\)\(1\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{5}{6}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{5}{12}\right)\)\(-i\)\(e\left(\frac{1}{6}\right)\)\(-1\)\(e\left(\frac{7}{12}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7280 }(1777,a) \;\) at \(\;a = \) e.g. 2