Properties

Label 2500.69
Modulus $2500$
Conductor $625$
Order $250$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2500, base_ring=CyclotomicField(250))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,19]))
 
pari: [g,chi] = znchar(Mod(69,2500))
 

Basic properties

Modulus: \(2500\)
Conductor: \(625\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(250\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{625}(69,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2500.u

\(\chi_{2500}(9,\cdot)\) \(\chi_{2500}(29,\cdot)\) \(\chi_{2500}(69,\cdot)\) \(\chi_{2500}(89,\cdot)\) \(\chi_{2500}(109,\cdot)\) \(\chi_{2500}(129,\cdot)\) \(\chi_{2500}(169,\cdot)\) \(\chi_{2500}(189,\cdot)\) \(\chi_{2500}(209,\cdot)\) \(\chi_{2500}(229,\cdot)\) \(\chi_{2500}(269,\cdot)\) \(\chi_{2500}(289,\cdot)\) \(\chi_{2500}(309,\cdot)\) \(\chi_{2500}(329,\cdot)\) \(\chi_{2500}(369,\cdot)\) \(\chi_{2500}(389,\cdot)\) \(\chi_{2500}(409,\cdot)\) \(\chi_{2500}(429,\cdot)\) \(\chi_{2500}(469,\cdot)\) \(\chi_{2500}(489,\cdot)\) \(\chi_{2500}(509,\cdot)\) \(\chi_{2500}(529,\cdot)\) \(\chi_{2500}(569,\cdot)\) \(\chi_{2500}(589,\cdot)\) \(\chi_{2500}(609,\cdot)\) \(\chi_{2500}(629,\cdot)\) \(\chi_{2500}(669,\cdot)\) \(\chi_{2500}(689,\cdot)\) \(\chi_{2500}(709,\cdot)\) \(\chi_{2500}(729,\cdot)\) ...

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

\((1251,1877)\) → \((1,e\left(\frac{19}{250}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 2500 }(69, a) \) \(1\)\(1\)\(e\left(\frac{33}{250}\right)\)\(e\left(\frac{43}{50}\right)\)\(e\left(\frac{33}{125}\right)\)\(e\left(\frac{22}{125}\right)\)\(e\left(\frac{141}{250}\right)\)\(e\left(\frac{37}{250}\right)\)\(e\left(\frac{96}{125}\right)\)\(e\left(\frac{124}{125}\right)\)\(e\left(\frac{189}{250}\right)\)\(e\left(\frac{99}{250}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2500 }(69,a) \;\) at \(\;a = \) e.g. 2