Properties

Label 2008.7
Modulus $2008$
Conductor $1004$
Order $250$
Real no
Primitive no
Minimal no
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2008, base_ring=CyclotomicField(250))
 
M = H._module
 
chi = DirichletCharacter(H, M([125,0,248]))
 
pari: [g,chi] = znchar(Mod(7,2008))
 

Basic properties

Modulus: \(2008\)
Conductor: \(1004\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(250\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1004}(7,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2008.bb

\(\chi_{2008}(7,\cdot)\) \(\chi_{2008}(15,\cdot)\) \(\chi_{2008}(23,\cdot)\) \(\chi_{2008}(31,\cdot)\) \(\chi_{2008}(39,\cdot)\) \(\chi_{2008}(79,\cdot)\) \(\chi_{2008}(103,\cdot)\) \(\chi_{2008}(119,\cdot)\) \(\chi_{2008}(135,\cdot)\) \(\chi_{2008}(175,\cdot)\) \(\chi_{2008}(207,\cdot)\) \(\chi_{2008}(263,\cdot)\) \(\chi_{2008}(279,\cdot)\) \(\chi_{2008}(287,\cdot)\) \(\chi_{2008}(303,\cdot)\) \(\chi_{2008}(311,\cdot)\) \(\chi_{2008}(319,\cdot)\) \(\chi_{2008}(335,\cdot)\) \(\chi_{2008}(343,\cdot)\) \(\chi_{2008}(359,\cdot)\) \(\chi_{2008}(375,\cdot)\) \(\chi_{2008}(391,\cdot)\) \(\chi_{2008}(407,\cdot)\) \(\chi_{2008}(415,\cdot)\) \(\chi_{2008}(431,\cdot)\) \(\chi_{2008}(447,\cdot)\) \(\chi_{2008}(511,\cdot)\) \(\chi_{2008}(519,\cdot)\) \(\chi_{2008}(543,\cdot)\) \(\chi_{2008}(551,\cdot)\) ...

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: $\Q(\zeta_{125})$
Fixed field: Number field defined by a degree 250 polynomial (not computed)

Values on generators

\((503,1005,257)\) → \((-1,1,e\left(\frac{124}{125}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 2008 }(7, a) \) \(-1\)\(1\)\(e\left(\frac{93}{250}\right)\)\(e\left(\frac{24}{25}\right)\)\(e\left(\frac{129}{250}\right)\)\(e\left(\frac{93}{125}\right)\)\(e\left(\frac{203}{250}\right)\)\(e\left(\frac{68}{125}\right)\)\(e\left(\frac{83}{250}\right)\)\(e\left(\frac{51}{125}\right)\)\(e\left(\frac{49}{250}\right)\)\(e\left(\frac{111}{125}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2008 }(7,a) \;\) at \(\;a = \) e.g. 2