Properties

Label 1620.43
Modulus $1620$
Conductor $1620$
Order $108$
Real no
Primitive yes
Minimal yes
Parity even

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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([54,44,81]))
 
pari: [g,chi] = znchar(Mod(43,1620))
 

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: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1620.bv

\(\chi_{1620}(7,\cdot)\) \(\chi_{1620}(43,\cdot)\) \(\chi_{1620}(67,\cdot)\) \(\chi_{1620}(103,\cdot)\) \(\chi_{1620}(187,\cdot)\) \(\chi_{1620}(223,\cdot)\) \(\chi_{1620}(247,\cdot)\) \(\chi_{1620}(283,\cdot)\) \(\chi_{1620}(367,\cdot)\) \(\chi_{1620}(403,\cdot)\) \(\chi_{1620}(427,\cdot)\) \(\chi_{1620}(463,\cdot)\) \(\chi_{1620}(547,\cdot)\) \(\chi_{1620}(583,\cdot)\) \(\chi_{1620}(607,\cdot)\) \(\chi_{1620}(643,\cdot)\) \(\chi_{1620}(727,\cdot)\) \(\chi_{1620}(763,\cdot)\) \(\chi_{1620}(787,\cdot)\) \(\chi_{1620}(823,\cdot)\) \(\chi_{1620}(907,\cdot)\) \(\chi_{1620}(943,\cdot)\) \(\chi_{1620}(967,\cdot)\) \(\chi_{1620}(1003,\cdot)\) \(\chi_{1620}(1087,\cdot)\) \(\chi_{1620}(1123,\cdot)\) \(\chi_{1620}(1147,\cdot)\) \(\chi_{1620}(1183,\cdot)\) \(\chi_{1620}(1267,\cdot)\) \(\chi_{1620}(1303,\cdot)\) ...

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

\((811,1541,1297)\) → \((-1,e\left(\frac{11}{27}\right),-i)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 1620 }(43, a) \) \(1\)\(1\)\(e\left(\frac{83}{108}\right)\)\(e\left(\frac{43}{54}\right)\)\(e\left(\frac{55}{108}\right)\)\(e\left(\frac{7}{36}\right)\)\(e\left(\frac{5}{9}\right)\)\(e\left(\frac{25}{108}\right)\)\(e\left(\frac{31}{54}\right)\)\(e\left(\frac{35}{54}\right)\)\(e\left(\frac{31}{36}\right)\)\(e\left(\frac{16}{27}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1620 }(43,a) \;\) at \(\;a = \) e.g. 2