Properties

Label 1280.383
Modulus 12801280
Conductor 4040
Order 44
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1280, base_ring=CyclotomicField(4))
 
M = H._module
 
chi = DirichletCharacter(H, M([2,2,3]))
 
pari: [g,chi] = znchar(Mod(383,1280))
 

Basic properties

Modulus: 12801280
Conductor: 4040
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: 44
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from χ40(3,)\chi_{40}(3,\cdot)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1280.o

χ1280(127,)\chi_{1280}(127,\cdot) χ1280(383,)\chi_{1280}(383,\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(i)\mathbb{Q}(i)
Fixed field: 4.4.8000.1

Values on generators

(511,261,257)(511,261,257)(1,1,i)(-1,-1,-i)

First values

aa 1-1113377991111131317171919212123232727
χ1280(383,a) \chi_{ 1280 }(383, a) 1111iiii1-111i-ii-i1-11-1i-ii-i
sage: chi.jacobi_sum(n)
 
χ1280(383,a)   \chi_{ 1280 }(383,a) \; at   a=\;a = e.g. 2