Properties

Label 8007.256
Modulus $8007$
Conductor $157$
Order $13$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8007, base_ring=CyclotomicField(26))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,0,6]))
 
pari: [g,chi] = znchar(Mod(256,8007))
 

Basic properties

Modulus: \(8007\)
Conductor: \(157\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(13\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{157}(99,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8007.bw

\(\chi_{8007}(256,\cdot)\) \(\chi_{8007}(1072,\cdot)\) \(\chi_{8007}(1174,\cdot)\) \(\chi_{8007}(1429,\cdot)\) \(\chi_{8007}(1480,\cdot)\) \(\chi_{8007}(2194,\cdot)\) \(\chi_{8007}(2551,\cdot)\) \(\chi_{8007}(4183,\cdot)\) \(\chi_{8007}(4285,\cdot)\) \(\chi_{8007}(4489,\cdot)\) \(\chi_{8007}(5509,\cdot)\) \(\chi_{8007}(5917,\cdot)\)

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: \(\Q(\zeta_{13})\)
Fixed field: Number field defined by a degree 13 polynomial

Values on generators

\((5339,1414,7855)\) → \((1,1,e\left(\frac{3}{13}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 8007 }(256, a) \) \(1\)\(1\)\(e\left(\frac{7}{13}\right)\)\(e\left(\frac{1}{13}\right)\)\(e\left(\frac{3}{13}\right)\)\(e\left(\frac{12}{13}\right)\)\(e\left(\frac{8}{13}\right)\)\(e\left(\frac{10}{13}\right)\)\(e\left(\frac{6}{13}\right)\)\(1\)\(e\left(\frac{6}{13}\right)\)\(e\left(\frac{2}{13}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8007 }(256,a) \;\) at \(\;a = \) e.g. 2