Properties

Label 3200.47
Modulus $3200$
Conductor $800$
Order $40$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3200, base_ring=CyclotomicField(40))
 
M = H._module
 
chi = DirichletCharacter(H, M([20,15,34]))
 
pari: [g,chi] = znchar(Mod(47,3200))
 

Basic properties

Modulus: \(3200\)
Conductor: \(800\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(40\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{800}(547,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 3200.cn

\(\chi_{3200}(47,\cdot)\) \(\chi_{3200}(367,\cdot)\) \(\chi_{3200}(463,\cdot)\) \(\chi_{3200}(687,\cdot)\) \(\chi_{3200}(783,\cdot)\) \(\chi_{3200}(1103,\cdot)\) \(\chi_{3200}(1327,\cdot)\) \(\chi_{3200}(1423,\cdot)\) \(\chi_{3200}(1647,\cdot)\) \(\chi_{3200}(1967,\cdot)\) \(\chi_{3200}(2063,\cdot)\) \(\chi_{3200}(2287,\cdot)\) \(\chi_{3200}(2383,\cdot)\) \(\chi_{3200}(2703,\cdot)\) \(\chi_{3200}(2927,\cdot)\) \(\chi_{3200}(3023,\cdot)\)

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: \(\Q(\zeta_{40})\)
Fixed field: 40.40.386856262276681335905976320000000000000000000000000000000000000000000000000000000000000000000000.2

Values on generators

\((1151,901,2177)\) → \((-1,e\left(\frac{3}{8}\right),e\left(\frac{17}{20}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 3200 }(47, a) \) \(1\)\(1\)\(e\left(\frac{23}{40}\right)\)\(-1\)\(e\left(\frac{3}{20}\right)\)\(e\left(\frac{39}{40}\right)\)\(e\left(\frac{31}{40}\right)\)\(e\left(\frac{11}{20}\right)\)\(e\left(\frac{17}{40}\right)\)\(e\left(\frac{3}{40}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{29}{40}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 3200 }(47,a) \;\) at \(\;a = \) e.g. 2