Properties

Label 2169.82
Modulus $2169$
Conductor $241$
Order $60$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2169, base_ring=CyclotomicField(60))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,49]))
 
pari: [g,chi] = znchar(Mod(82,2169))
 

Basic properties

Modulus: \(2169\)
Conductor: \(241\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(60\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{241}(82,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2169.dc

\(\chi_{2169}(82,\cdot)\) \(\chi_{2169}(118,\cdot)\) \(\chi_{2169}(145,\cdot)\) \(\chi_{2169}(640,\cdot)\) \(\chi_{2169}(820,\cdot)\) \(\chi_{2169}(874,\cdot)\) \(\chi_{2169}(955,\cdot)\) \(\chi_{2169}(973,\cdot)\) \(\chi_{2169}(1054,\cdot)\) \(\chi_{2169}(1108,\cdot)\) \(\chi_{2169}(1288,\cdot)\) \(\chi_{2169}(1783,\cdot)\) \(\chi_{2169}(1810,\cdot)\) \(\chi_{2169}(1846,\cdot)\) \(\chi_{2169}(2035,\cdot)\) \(\chi_{2169}(2062,\cdot)\)

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: \(\Q(\zeta_{60})\)
Fixed field: Number field defined by a degree 60 polynomial

Values on generators

\((965,730)\) → \((1,e\left(\frac{49}{60}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2169 }(82, a) \) \(1\)\(1\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{49}{60}\right)\)\(-1\)\(e\left(\frac{13}{15}\right)\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{23}{60}\right)\)\(e\left(\frac{59}{60}\right)\)\(e\left(\frac{2}{3}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2169 }(82,a) \;\) at \(\;a = \) e.g. 2