Properties

Label 2005.224
Modulus $2005$
Conductor $2005$
Order $50$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2005, base_ring=CyclotomicField(50))
 
M = H._module
 
chi = DirichletCharacter(H, M([25,24]))
 
pari: [g,chi] = znchar(Mod(224,2005))
 

Basic properties

Modulus: \(2005\)
Conductor: \(2005\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(50\)
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 2005.bi

\(\chi_{2005}(224,\cdot)\) \(\chi_{2005}(464,\cdot)\) \(\chi_{2005}(489,\cdot)\) \(\chi_{2005}(574,\cdot)\) \(\chi_{2005}(579,\cdot)\) \(\chi_{2005}(879,\cdot)\) \(\chi_{2005}(1189,\cdot)\) \(\chi_{2005}(1254,\cdot)\) \(\chi_{2005}(1399,\cdot)\) \(\chi_{2005}(1459,\cdot)\) \(\chi_{2005}(1524,\cdot)\) \(\chi_{2005}(1534,\cdot)\) \(\chi_{2005}(1609,\cdot)\) \(\chi_{2005}(1629,\cdot)\) \(\chi_{2005}(1729,\cdot)\) \(\chi_{2005}(1799,\cdot)\) \(\chi_{2005}(1859,\cdot)\) \(\chi_{2005}(1919,\cdot)\) \(\chi_{2005}(1964,\cdot)\) \(\chi_{2005}(1989,\cdot)\)

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: \(\Q(\zeta_{25})\)
Fixed field: Number field defined by a degree 50 polynomial

Values on generators

\((402,1206)\) → \((-1,e\left(\frac{12}{25}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 2005 }(224, a) \) \(1\)\(1\)\(e\left(\frac{49}{50}\right)\)\(e\left(\frac{49}{50}\right)\)\(e\left(\frac{24}{25}\right)\)\(e\left(\frac{24}{25}\right)\)\(e\left(\frac{13}{50}\right)\)\(e\left(\frac{47}{50}\right)\)\(e\left(\frac{24}{25}\right)\)\(e\left(\frac{3}{25}\right)\)\(e\left(\frac{47}{50}\right)\)\(e\left(\frac{31}{50}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2005 }(224,a) \;\) at \(\;a = \) e.g. 2