Properties

Label 869.34
Modulus $869$
Conductor $79$
Order $78$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(869, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,25]))
 
pari: [g,chi] = znchar(Mod(34,869))
 

Basic properties

Modulus: \(869\)
Conductor: \(79\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{79}(34,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 869.y

\(\chi_{869}(34,\cdot)\) \(\chi_{869}(122,\cdot)\) \(\chi_{869}(133,\cdot)\) \(\chi_{869}(188,\cdot)\) \(\chi_{869}(221,\cdot)\) \(\chi_{869}(232,\cdot)\) \(\chi_{869}(243,\cdot)\) \(\chi_{869}(265,\cdot)\) \(\chi_{869}(276,\cdot)\) \(\chi_{869}(353,\cdot)\) \(\chi_{869}(364,\cdot)\) \(\chi_{869}(375,\cdot)\) \(\chi_{869}(386,\cdot)\) \(\chi_{869}(430,\cdot)\) \(\chi_{869}(463,\cdot)\) \(\chi_{869}(540,\cdot)\) \(\chi_{869}(551,\cdot)\) \(\chi_{869}(606,\cdot)\) \(\chi_{869}(628,\cdot)\) \(\chi_{869}(639,\cdot)\) \(\chi_{869}(661,\cdot)\) \(\chi_{869}(771,\cdot)\) \(\chi_{869}(793,\cdot)\) \(\chi_{869}(837,\cdot)\)

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: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((475,793)\) → \((1,e\left(\frac{25}{78}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(12\)
\( \chi_{ 869 }(34, a) \) \(-1\)\(1\)\(e\left(\frac{11}{39}\right)\)\(e\left(\frac{25}{78}\right)\)\(e\left(\frac{22}{39}\right)\)\(e\left(\frac{34}{39}\right)\)\(e\left(\frac{47}{78}\right)\)\(e\left(\frac{77}{78}\right)\)\(e\left(\frac{11}{13}\right)\)\(e\left(\frac{25}{39}\right)\)\(e\left(\frac{2}{13}\right)\)\(e\left(\frac{23}{26}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 869 }(34,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 869 }(34,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 869 }(34,·),\chi_{ 869 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 869 }(34,·)) \;\) at \(\; a,b = \) e.g. 1,2