Properties

Label 8005.3
Modulus $8005$
Conductor $8005$
Order $1600$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8005, base_ring=CyclotomicField(1600))
 
M = H._module
 
chi = DirichletCharacter(H, M([1200,1]))
 
pari: [g,chi] = znchar(Mod(3,8005))
 

Basic properties

Modulus: \(8005\)
Conductor: \(8005\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1600\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8005.cy

\(\chi_{8005}(3,\cdot)\) \(\chi_{8005}(7,\cdot)\) \(\chi_{8005}(17,\cdot)\) \(\chi_{8005}(27,\cdot)\) \(\chi_{8005}(48,\cdot)\) \(\chi_{8005}(63,\cdot)\) \(\chi_{8005}(88,\cdot)\) \(\chi_{8005}(92,\cdot)\) \(\chi_{8005}(107,\cdot)\) \(\chi_{8005}(113,\cdot)\) \(\chi_{8005}(117,\cdot)\) \(\chi_{8005}(183,\cdot)\) \(\chi_{8005}(193,\cdot)\) \(\chi_{8005}(208,\cdot)\) \(\chi_{8005}(217,\cdot)\) \(\chi_{8005}(222,\cdot)\) \(\chi_{8005}(223,\cdot)\) \(\chi_{8005}(228,\cdot)\) \(\chi_{8005}(262,\cdot)\) \(\chi_{8005}(267,\cdot)\) \(\chi_{8005}(272,\cdot)\) \(\chi_{8005}(273,\cdot)\) \(\chi_{8005}(278,\cdot)\) \(\chi_{8005}(282,\cdot)\) \(\chi_{8005}(283,\cdot)\) \(\chi_{8005}(292,\cdot)\) \(\chi_{8005}(318,\cdot)\) \(\chi_{8005}(327,\cdot)\) \(\chi_{8005}(343,\cdot)\) \(\chi_{8005}(348,\cdot)\) ...

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: $\Q(\zeta_{1600})$
Fixed field: Number field defined by a degree 1600 polynomial (not computed)

Values on generators

\((1602,4806)\) → \((-i,e\left(\frac{1}{1600}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 8005 }(3, a) \) \(1\)\(1\)\(e\left(\frac{313}{400}\right)\)\(e\left(\frac{401}{1600}\right)\)\(e\left(\frac{113}{200}\right)\)\(e\left(\frac{53}{1600}\right)\)\(e\left(\frac{187}{1600}\right)\)\(e\left(\frac{139}{400}\right)\)\(e\left(\frac{401}{800}\right)\)\(e\left(\frac{633}{1600}\right)\)\(e\left(\frac{261}{320}\right)\)\(e\left(\frac{25}{64}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8005 }(3,a) \;\) at \(\;a = \) e.g. 2