Properties

Label 2169.61
Modulus $2169$
Conductor $2169$
Order $120$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2169, base_ring=CyclotomicField(120))
 
M = H._module
 
chi = DirichletCharacter(H, M([80,21]))
 
pari: [g,chi] = znchar(Mod(61,2169))
 

Basic properties

Modulus: \(2169\)
Conductor: \(2169\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(120\)
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 2169.di

\(\chi_{2169}(61,\cdot)\) \(\chi_{2169}(79,\cdot)\) \(\chi_{2169}(193,\cdot)\) \(\chi_{2169}(214,\cdot)\) \(\chi_{2169}(268,\cdot)\) \(\chi_{2169}(403,\cdot)\) \(\chi_{2169}(421,\cdot)\) \(\chi_{2169}(529,\cdot)\) \(\chi_{2169}(598,\cdot)\) \(\chi_{2169}(607,\cdot)\) \(\chi_{2169}(682,\cdot)\) \(\chi_{2169}(718,\cdot)\) \(\chi_{2169}(916,\cdot)\) \(\chi_{2169}(1012,\cdot)\) \(\chi_{2169}(1210,\cdot)\) \(\chi_{2169}(1246,\cdot)\) \(\chi_{2169}(1321,\cdot)\) \(\chi_{2169}(1330,\cdot)\) \(\chi_{2169}(1399,\cdot)\) \(\chi_{2169}(1507,\cdot)\) \(\chi_{2169}(1525,\cdot)\) \(\chi_{2169}(1660,\cdot)\) \(\chi_{2169}(1714,\cdot)\) \(\chi_{2169}(1735,\cdot)\) \(\chi_{2169}(1849,\cdot)\) \(\chi_{2169}(1867,\cdot)\) \(\chi_{2169}(1933,\cdot)\) \(\chi_{2169}(1969,\cdot)\) \(\chi_{2169}(1975,\cdot)\) \(\chi_{2169}(2122,\cdot)\) ...

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: $\Q(\zeta_{120})$
Fixed field: Number field defined by a degree 120 polynomial (not computed)

Values on generators

\((965,730)\) → \((e\left(\frac{2}{3}\right),e\left(\frac{7}{40}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2169 }(61, a) \) \(1\)\(1\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{5}{6}\right)\)\(e\left(\frac{29}{60}\right)\)\(e\left(\frac{101}{120}\right)\)\(-i\)\(e\left(\frac{2}{5}\right)\)\(e\left(\frac{1}{24}\right)\)\(e\left(\frac{67}{120}\right)\)\(e\left(\frac{91}{120}\right)\)\(e\left(\frac{2}{3}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2169 }(61,a) \;\) at \(\;a = \) e.g. 2