Properties

Label 1723.18
Modulus $1723$
Conductor $1723$
Order $1722$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1723, base_ring=CyclotomicField(1722))
 
M = H._module
 
chi = DirichletCharacter(H, M([209]))
 
pari: [g,chi] = znchar(Mod(18,1723))
 

Basic properties

Modulus: \(1723\)
Conductor: \(1723\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1722\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1723.p

\(\chi_{1723}(3,\cdot)\) \(\chi_{1723}(12,\cdot)\) \(\chi_{1723}(17,\cdot)\) \(\chi_{1723}(18,\cdot)\) \(\chi_{1723}(29,\cdot)\) \(\chi_{1723}(30,\cdot)\) \(\chi_{1723}(38,\cdot)\) \(\chi_{1723}(45,\cdot)\) \(\chi_{1723}(46,\cdot)\) \(\chi_{1723}(48,\cdot)\) \(\chi_{1723}(55,\cdot)\) \(\chi_{1723}(63,\cdot)\) \(\chi_{1723}(74,\cdot)\) \(\chi_{1723}(75,\cdot)\) \(\chi_{1723}(77,\cdot)\) \(\chi_{1723}(78,\cdot)\) \(\chi_{1723}(82,\cdot)\) \(\chi_{1723}(83,\cdot)\) \(\chi_{1723}(86,\cdot)\) \(\chi_{1723}(88,\cdot)\) \(\chi_{1723}(94,\cdot)\) \(\chi_{1723}(95,\cdot)\) \(\chi_{1723}(105,\cdot)\) \(\chi_{1723}(107,\cdot)\) \(\chi_{1723}(115,\cdot)\) \(\chi_{1723}(116,\cdot)\) \(\chi_{1723}(117,\cdot)\) \(\chi_{1723}(120,\cdot)\) \(\chi_{1723}(122,\cdot)\) \(\chi_{1723}(127,\cdot)\) ...

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: $\Q(\zeta_{861})$
Fixed field: Number field defined by a degree 1722 polynomial (not computed)

Values on generators

\(3\) → \(e\left(\frac{209}{1722}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1723 }(18, a) \) \(-1\)\(1\)\(e\left(\frac{71}{574}\right)\)\(e\left(\frac{209}{1722}\right)\)\(e\left(\frac{71}{287}\right)\)\(e\left(\frac{61}{574}\right)\)\(e\left(\frac{211}{861}\right)\)\(e\left(\frac{529}{574}\right)\)\(e\left(\frac{213}{574}\right)\)\(e\left(\frac{209}{861}\right)\)\(e\left(\frac{66}{287}\right)\)\(e\left(\frac{19}{21}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1723 }(18,a) \;\) at \(\;a = \) e.g. 2