Properties

Label 1620.83
Modulus $1620$
Conductor $1620$
Order $108$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1620, base_ring=CyclotomicField(108))
 
M = H._module
 
chi = DirichletCharacter(H, M([54,2,81]))
 
pari: [g,chi] = znchar(Mod(83,1620))
 

Basic properties

Modulus: \(1620\)
Conductor: \(1620\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(108\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1620.bt

\(\chi_{1620}(23,\cdot)\) \(\chi_{1620}(47,\cdot)\) \(\chi_{1620}(83,\cdot)\) \(\chi_{1620}(167,\cdot)\) \(\chi_{1620}(203,\cdot)\) \(\chi_{1620}(227,\cdot)\) \(\chi_{1620}(263,\cdot)\) \(\chi_{1620}(347,\cdot)\) \(\chi_{1620}(383,\cdot)\) \(\chi_{1620}(407,\cdot)\) \(\chi_{1620}(443,\cdot)\) \(\chi_{1620}(527,\cdot)\) \(\chi_{1620}(563,\cdot)\) \(\chi_{1620}(587,\cdot)\) \(\chi_{1620}(623,\cdot)\) \(\chi_{1620}(707,\cdot)\) \(\chi_{1620}(743,\cdot)\) \(\chi_{1620}(767,\cdot)\) \(\chi_{1620}(803,\cdot)\) \(\chi_{1620}(887,\cdot)\) \(\chi_{1620}(923,\cdot)\) \(\chi_{1620}(947,\cdot)\) \(\chi_{1620}(983,\cdot)\) \(\chi_{1620}(1067,\cdot)\) \(\chi_{1620}(1103,\cdot)\) \(\chi_{1620}(1127,\cdot)\) \(\chi_{1620}(1163,\cdot)\) \(\chi_{1620}(1247,\cdot)\) \(\chi_{1620}(1283,\cdot)\) \(\chi_{1620}(1307,\cdot)\) ...

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

\((811,1541,1297)\) → \((-1,e\left(\frac{1}{54}\right),-i)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 1620 }(83, a) \) \(-1\)\(1\)\(e\left(\frac{59}{108}\right)\)\(e\left(\frac{20}{27}\right)\)\(e\left(\frac{43}{108}\right)\)\(e\left(\frac{13}{36}\right)\)\(e\left(\frac{8}{9}\right)\)\(e\left(\frac{103}{108}\right)\)\(e\left(\frac{5}{27}\right)\)\(e\left(\frac{47}{54}\right)\)\(e\left(\frac{19}{36}\right)\)\(e\left(\frac{53}{54}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1620 }(83,a) \;\) at \(\;a = \) e.g. 2