Properties

Label 1610.81
Modulus $1610$
Conductor $161$
Order $33$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1610, base_ring=CyclotomicField(66))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,44,60]))
 
pari: [g,chi] = znchar(Mod(81,1610))
 

Basic properties

Modulus: \(1610\)
Conductor: \(161\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(33\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{161}(81,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1610.bg

\(\chi_{1610}(81,\cdot)\) \(\chi_{1610}(121,\cdot)\) \(\chi_{1610}(151,\cdot)\) \(\chi_{1610}(261,\cdot)\) \(\chi_{1610}(331,\cdot)\) \(\chi_{1610}(361,\cdot)\) \(\chi_{1610}(501,\cdot)\) \(\chi_{1610}(541,\cdot)\) \(\chi_{1610}(611,\cdot)\) \(\chi_{1610}(821,\cdot)\) \(\chi_{1610}(961,\cdot)\) \(\chi_{1610}(991,\cdot)\) \(\chi_{1610}(1061,\cdot)\) \(\chi_{1610}(1131,\cdot)\) \(\chi_{1610}(1271,\cdot)\) \(\chi_{1610}(1411,\cdot)\) \(\chi_{1610}(1451,\cdot)\) \(\chi_{1610}(1481,\cdot)\) \(\chi_{1610}(1521,\cdot)\) \(\chi_{1610}(1591,\cdot)\)

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: \(\Q(\zeta_{33})\)
Fixed field: 33.33.277966181338944111003326058293667039541136678070715028736001.1

Values on generators

\((967,1151,281)\) → \((1,e\left(\frac{2}{3}\right),e\left(\frac{10}{11}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(9\)\(11\)\(13\)\(17\)\(19\)\(27\)\(29\)\(31\)\(33\)
\( \chi_{ 1610 }(81, a) \) \(1\)\(1\)\(e\left(\frac{7}{33}\right)\)\(e\left(\frac{14}{33}\right)\)\(e\left(\frac{28}{33}\right)\)\(e\left(\frac{8}{11}\right)\)\(e\left(\frac{1}{33}\right)\)\(e\left(\frac{32}{33}\right)\)\(e\left(\frac{7}{11}\right)\)\(e\left(\frac{4}{11}\right)\)\(e\left(\frac{4}{33}\right)\)\(e\left(\frac{2}{33}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1610 }(81,a) \;\) at \(\;a = \) e.g. 2