Properties

Label 2153.18
Modulus $2153$
Conductor $2153$
Order $269$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2153, base_ring=CyclotomicField(538))
 
M = H._module
 
chi = DirichletCharacter(H, M([478]))
 
pari: [g,chi] = znchar(Mod(18,2153))
 

Basic properties

Modulus: \(2153\)
Conductor: \(2153\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(269\)
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 2153.e

\(\chi_{2153}(7,\cdot)\) \(\chi_{2153}(16,\cdot)\) \(\chi_{2153}(18,\cdot)\) \(\chi_{2153}(29,\cdot)\) \(\chi_{2153}(49,\cdot)\) \(\chi_{2153}(50,\cdot)\) \(\chi_{2153}(65,\cdot)\) \(\chi_{2153}(67,\cdot)\) \(\chi_{2153}(102,\cdot)\) \(\chi_{2153}(110,\cdot)\) \(\chi_{2153}(112,\cdot)\) \(\chi_{2153}(115,\cdot)\) \(\chi_{2153}(120,\cdot)\) \(\chi_{2153}(126,\cdot)\) \(\chi_{2153}(135,\cdot)\) \(\chi_{2153}(143,\cdot)\) \(\chi_{2153}(146,\cdot)\) \(\chi_{2153}(152,\cdot)\) \(\chi_{2153}(156,\cdot)\) \(\chi_{2153}(158,\cdot)\) \(\chi_{2153}(163,\cdot)\) \(\chi_{2153}(171,\cdot)\) \(\chi_{2153}(178,\cdot)\) \(\chi_{2153}(183,\cdot)\) \(\chi_{2153}(203,\cdot)\) \(\chi_{2153}(206,\cdot)\) \(\chi_{2153}(218,\cdot)\) \(\chi_{2153}(239,\cdot)\) \(\chi_{2153}(242,\cdot)\) \(\chi_{2153}(248,\cdot)\) ...

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: $\Q(\zeta_{269})$
Fixed field: Number field defined by a degree 269 polynomial (not computed)

Values on generators

\(3\) → \(e\left(\frac{239}{269}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 2153 }(18, a) \) \(1\)\(1\)\(e\left(\frac{266}{269}\right)\)\(e\left(\frac{239}{269}\right)\)\(e\left(\frac{263}{269}\right)\)\(e\left(\frac{184}{269}\right)\)\(e\left(\frac{236}{269}\right)\)\(e\left(\frac{82}{269}\right)\)\(e\left(\frac{260}{269}\right)\)\(e\left(\frac{209}{269}\right)\)\(e\left(\frac{181}{269}\right)\)\(e\left(\frac{81}{269}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2153 }(18,a) \;\) at \(\;a = \) e.g. 2