Properties

Label 1080.77
Modulus $1080$
Conductor $1080$
Order $36$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1080, base_ring=CyclotomicField(36))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,18,22,9]))
 
pari: [g,chi] = znchar(Mod(77,1080))
 

Basic properties

Modulus: \(1080\)
Conductor: \(1080\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(36\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1080.co

\(\chi_{1080}(77,\cdot)\) \(\chi_{1080}(173,\cdot)\) \(\chi_{1080}(293,\cdot)\) \(\chi_{1080}(317,\cdot)\) \(\chi_{1080}(437,\cdot)\) \(\chi_{1080}(533,\cdot)\) \(\chi_{1080}(653,\cdot)\) \(\chi_{1080}(677,\cdot)\) \(\chi_{1080}(797,\cdot)\) \(\chi_{1080}(893,\cdot)\) \(\chi_{1080}(1013,\cdot)\) \(\chi_{1080}(1037,\cdot)\)

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: \(\Q(\zeta_{36})\)
Fixed field: 36.36.1171447440175506066520511744440292972455846710607872000000000000000000000000000.1

Values on generators

\((271,541,1001,217)\) → \((1,-1,e\left(\frac{11}{18}\right),i)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 1080 }(77, a) \) \(1\)\(1\)\(e\left(\frac{1}{36}\right)\)\(e\left(\frac{4}{9}\right)\)\(e\left(\frac{5}{36}\right)\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{17}{36}\right)\)\(e\left(\frac{11}{18}\right)\)\(e\left(\frac{2}{9}\right)\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{7}{18}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1080 }(77,a) \;\) at \(\;a = \) e.g. 2