Properties

Label 4800.163
Modulus $4800$
Conductor $1600$
Order $80$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(4800, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([40,55,0,76]))
 
pari: [g,chi] = znchar(Mod(163,4800))
 

Basic properties

Modulus: \(4800\)
Conductor: \(1600\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1600}(163,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 4800.ez

\(\chi_{4800}(163,\cdot)\) \(\chi_{4800}(187,\cdot)\) \(\chi_{4800}(403,\cdot)\) \(\chi_{4800}(427,\cdot)\) \(\chi_{4800}(667,\cdot)\) \(\chi_{4800}(883,\cdot)\) \(\chi_{4800}(1123,\cdot)\) \(\chi_{4800}(1147,\cdot)\) \(\chi_{4800}(1363,\cdot)\) \(\chi_{4800}(1387,\cdot)\) \(\chi_{4800}(1603,\cdot)\) \(\chi_{4800}(1627,\cdot)\) \(\chi_{4800}(1867,\cdot)\) \(\chi_{4800}(2083,\cdot)\) \(\chi_{4800}(2323,\cdot)\) \(\chi_{4800}(2347,\cdot)\) \(\chi_{4800}(2563,\cdot)\) \(\chi_{4800}(2587,\cdot)\) \(\chi_{4800}(2803,\cdot)\) \(\chi_{4800}(2827,\cdot)\) \(\chi_{4800}(3067,\cdot)\) \(\chi_{4800}(3283,\cdot)\) \(\chi_{4800}(3523,\cdot)\) \(\chi_{4800}(3547,\cdot)\) \(\chi_{4800}(3763,\cdot)\) \(\chi_{4800}(3787,\cdot)\) \(\chi_{4800}(4003,\cdot)\) \(\chi_{4800}(4027,\cdot)\) \(\chi_{4800}(4267,\cdot)\) \(\chi_{4800}(4483,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((4351,901,1601,577)\) → \((-1,e\left(\frac{11}{16}\right),1,e\left(\frac{19}{20}\right))\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 4800 }(163, a) \) \(1\)\(1\)\(e\left(\frac{1}{8}\right)\)\(e\left(\frac{11}{80}\right)\)\(e\left(\frac{29}{80}\right)\)\(e\left(\frac{3}{5}\right)\)\(e\left(\frac{33}{80}\right)\)\(e\left(\frac{23}{40}\right)\)\(e\left(\frac{37}{80}\right)\)\(e\left(\frac{3}{5}\right)\)\(e\left(\frac{59}{80}\right)\)\(e\left(\frac{17}{40}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 4800 }(163,a) \;\) at \(\;a = \) e.g. 2