Properties

Label 1568.3
Modulus $1568$
Conductor $1568$
Order $168$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1568, base_ring=CyclotomicField(168))
 
M = H._module
 
chi = DirichletCharacter(H, M([84,63,4]))
 
pari: [g,chi] = znchar(Mod(3,1568))
 

Basic properties

Modulus: \(1568\)
Conductor: \(1568\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(168\)
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 1568.cj

\(\chi_{1568}(3,\cdot)\) \(\chi_{1568}(59,\cdot)\) \(\chi_{1568}(75,\cdot)\) \(\chi_{1568}(115,\cdot)\) \(\chi_{1568}(131,\cdot)\) \(\chi_{1568}(171,\cdot)\) \(\chi_{1568}(187,\cdot)\) \(\chi_{1568}(243,\cdot)\) \(\chi_{1568}(283,\cdot)\) \(\chi_{1568}(299,\cdot)\) \(\chi_{1568}(339,\cdot)\) \(\chi_{1568}(355,\cdot)\) \(\chi_{1568}(395,\cdot)\) \(\chi_{1568}(451,\cdot)\) \(\chi_{1568}(467,\cdot)\) \(\chi_{1568}(507,\cdot)\) \(\chi_{1568}(523,\cdot)\) \(\chi_{1568}(563,\cdot)\) \(\chi_{1568}(579,\cdot)\) \(\chi_{1568}(635,\cdot)\) \(\chi_{1568}(675,\cdot)\) \(\chi_{1568}(691,\cdot)\) \(\chi_{1568}(731,\cdot)\) \(\chi_{1568}(747,\cdot)\) \(\chi_{1568}(787,\cdot)\) \(\chi_{1568}(843,\cdot)\) \(\chi_{1568}(859,\cdot)\) \(\chi_{1568}(899,\cdot)\) \(\chi_{1568}(915,\cdot)\) \(\chi_{1568}(955,\cdot)\) ...

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: $\Q(\zeta_{168})$
Fixed field: Number field defined by a degree 168 polynomial (not computed)

Values on generators

\((1471,197,1473)\) → \((-1,e\left(\frac{3}{8}\right),e\left(\frac{1}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(23\)\(25\)
\( \chi_{ 1568 }(3, a) \) \(1\)\(1\)\(e\left(\frac{109}{168}\right)\)\(e\left(\frac{11}{168}\right)\)\(e\left(\frac{25}{84}\right)\)\(e\left(\frac{55}{168}\right)\)\(e\left(\frac{23}{56}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{2}{21}\right)\)\(e\left(\frac{23}{24}\right)\)\(e\left(\frac{55}{84}\right)\)\(e\left(\frac{11}{84}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1568 }(3,a) \;\) at \(\;a = \) e.g. 2