Properties

Label 867.19
Modulus $867$
Conductor $289$
Order $136$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(867, base_ring=CyclotomicField(136))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,7]))
 
pari: [g,chi] = znchar(Mod(19,867))
 

Basic properties

Modulus: \(867\)
Conductor: \(289\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(136\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{289}(19,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 867.q

\(\chi_{867}(19,\cdot)\) \(\chi_{867}(25,\cdot)\) \(\chi_{867}(43,\cdot)\) \(\chi_{867}(49,\cdot)\) \(\chi_{867}(70,\cdot)\) \(\chi_{867}(76,\cdot)\) \(\chi_{867}(94,\cdot)\) \(\chi_{867}(100,\cdot)\) \(\chi_{867}(121,\cdot)\) \(\chi_{867}(127,\cdot)\) \(\chi_{867}(145,\cdot)\) \(\chi_{867}(151,\cdot)\) \(\chi_{867}(172,\cdot)\) \(\chi_{867}(178,\cdot)\) \(\chi_{867}(196,\cdot)\) \(\chi_{867}(202,\cdot)\) \(\chi_{867}(223,\cdot)\) \(\chi_{867}(229,\cdot)\) \(\chi_{867}(247,\cdot)\) \(\chi_{867}(253,\cdot)\) \(\chi_{867}(274,\cdot)\) \(\chi_{867}(280,\cdot)\) \(\chi_{867}(298,\cdot)\) \(\chi_{867}(304,\cdot)\) \(\chi_{867}(325,\cdot)\) \(\chi_{867}(331,\cdot)\) \(\chi_{867}(349,\cdot)\) \(\chi_{867}(355,\cdot)\) \(\chi_{867}(376,\cdot)\) \(\chi_{867}(382,\cdot)\) ...

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: $\Q(\zeta_{136})$
Fixed field: Number field defined by a degree 136 polynomial (not computed)

Values on generators

\((290,292)\) → \((1,e\left(\frac{7}{136}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 867 }(19, a) \) \(1\)\(1\)\(e\left(\frac{53}{68}\right)\)\(e\left(\frac{19}{34}\right)\)\(e\left(\frac{107}{136}\right)\)\(e\left(\frac{133}{136}\right)\)\(e\left(\frac{23}{68}\right)\)\(e\left(\frac{77}{136}\right)\)\(e\left(\frac{25}{136}\right)\)\(e\left(\frac{3}{34}\right)\)\(e\left(\frac{103}{136}\right)\)\(e\left(\frac{2}{17}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 867 }(19,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 867 }(19,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 867 }(19,·),\chi_{ 867 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 867 }(19,·)) \;\) at \(\; a,b = \) e.g. 1,2