Properties

Label 6480.61
Modulus $6480$
Conductor $1296$
Order $108$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6480, base_ring=CyclotomicField(108))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,81,104,0]))
 
pari: [g,chi] = znchar(Mod(61,6480))
 

Basic properties

Modulus: \(6480\)
Conductor: \(1296\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(108\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1296}(61,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 6480.fu

\(\chi_{6480}(61,\cdot)\) \(\chi_{6480}(301,\cdot)\) \(\chi_{6480}(421,\cdot)\) \(\chi_{6480}(661,\cdot)\) \(\chi_{6480}(781,\cdot)\) \(\chi_{6480}(1021,\cdot)\) \(\chi_{6480}(1141,\cdot)\) \(\chi_{6480}(1381,\cdot)\) \(\chi_{6480}(1501,\cdot)\) \(\chi_{6480}(1741,\cdot)\) \(\chi_{6480}(1861,\cdot)\) \(\chi_{6480}(2101,\cdot)\) \(\chi_{6480}(2221,\cdot)\) \(\chi_{6480}(2461,\cdot)\) \(\chi_{6480}(2581,\cdot)\) \(\chi_{6480}(2821,\cdot)\) \(\chi_{6480}(2941,\cdot)\) \(\chi_{6480}(3181,\cdot)\) \(\chi_{6480}(3301,\cdot)\) \(\chi_{6480}(3541,\cdot)\) \(\chi_{6480}(3661,\cdot)\) \(\chi_{6480}(3901,\cdot)\) \(\chi_{6480}(4021,\cdot)\) \(\chi_{6480}(4261,\cdot)\) \(\chi_{6480}(4381,\cdot)\) \(\chi_{6480}(4621,\cdot)\) \(\chi_{6480}(4741,\cdot)\) \(\chi_{6480}(4981,\cdot)\) \(\chi_{6480}(5101,\cdot)\) \(\chi_{6480}(5341,\cdot)\) ...

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: $\Q(\zeta_{108})$
Fixed field: Number field defined by a degree 108 polynomial (not computed)

Values on generators

\((2431,1621,6401,1297)\) → \((1,-i,e\left(\frac{26}{27}\right),1)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 6480 }(61, a) \) \(1\)\(1\)\(e\left(\frac{49}{54}\right)\)\(e\left(\frac{29}{108}\right)\)\(e\left(\frac{103}{108}\right)\)\(e\left(\frac{7}{9}\right)\)\(e\left(\frac{17}{36}\right)\)\(e\left(\frac{5}{54}\right)\)\(e\left(\frac{95}{108}\right)\)\(e\left(\frac{7}{27}\right)\)\(e\left(\frac{7}{36}\right)\)\(e\left(\frac{29}{54}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 6480 }(61,a) \;\) at \(\;a = \) e.g. 2