Properties

Label 5520.2207
Modulus $5520$
Conductor $1380$
Order $4$
Real no
Primitive no
Minimal yes
Parity even

Related objects

Downloads

Learn more

Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(5520, base_ring=CyclotomicField(4))
 
M = H._module
 
chi = DirichletCharacter(H, M([2,0,2,1,2]))
 
pari: [g,chi] = znchar(Mod(2207,5520))
 

Basic properties

Modulus: \(5520\)
Conductor: \(1380\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(4\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1380}(827,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 5520.bq

\(\chi_{5520}(1103,\cdot)\) \(\chi_{5520}(2207,\cdot)\)

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: \(\Q(\sqrt{-1}) \)
Fixed field: 4.4.9522000.1

Values on generators

\((4831,1381,1841,4417,1201)\) → \((-1,1,-1,i,-1)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 5520 }(2207, a) \) \(1\)\(1\)\(i\)\(-1\)\(-i\)\(i\)\(-1\)\(1\)\(-1\)\(-i\)\(-1\)\(-i\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 5520 }(2207,a) \;\) at \(\;a = \) e.g. 2