Properties

Label 2656.47
Modulus $2656$
Conductor $664$
Order $82$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2656, base_ring=CyclotomicField(82))
 
M = H._module
 
chi = DirichletCharacter(H, M([41,41,23]))
 
pari: [g,chi] = znchar(Mod(47,2656))
 

Basic properties

Modulus: \(2656\)
Conductor: \(664\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(82\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{664}(379,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2656.r

\(\chi_{2656}(15,\cdot)\) \(\chi_{2656}(47,\cdot)\) \(\chi_{2656}(79,\cdot)\) \(\chi_{2656}(143,\cdot)\) \(\chi_{2656}(239,\cdot)\) \(\chi_{2656}(271,\cdot)\) \(\chi_{2656}(303,\cdot)\) \(\chi_{2656}(367,\cdot)\) \(\chi_{2656}(399,\cdot)\) \(\chi_{2656}(495,\cdot)\) \(\chi_{2656}(623,\cdot)\) \(\chi_{2656}(655,\cdot)\) \(\chi_{2656}(719,\cdot)\) \(\chi_{2656}(975,\cdot)\) \(\chi_{2656}(1039,\cdot)\) \(\chi_{2656}(1103,\cdot)\) \(\chi_{2656}(1135,\cdot)\) \(\chi_{2656}(1167,\cdot)\) \(\chi_{2656}(1263,\cdot)\) \(\chi_{2656}(1295,\cdot)\) \(\chi_{2656}(1487,\cdot)\) \(\chi_{2656}(1551,\cdot)\) \(\chi_{2656}(1583,\cdot)\) \(\chi_{2656}(1679,\cdot)\) \(\chi_{2656}(1775,\cdot)\) \(\chi_{2656}(1839,\cdot)\) \(\chi_{2656}(1871,\cdot)\) \(\chi_{2656}(1967,\cdot)\) \(\chi_{2656}(2031,\cdot)\) \(\chi_{2656}(2063,\cdot)\) ...

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: $\Q(\zeta_{41})$
Fixed field: Number field defined by a degree 82 polynomial

Values on generators

\((831,997,417)\) → \((-1,-1,e\left(\frac{23}{82}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 2656 }(47, a) \) \(1\)\(1\)\(e\left(\frac{8}{41}\right)\)\(e\left(\frac{3}{41}\right)\)\(e\left(\frac{61}{82}\right)\)\(e\left(\frac{16}{41}\right)\)\(e\left(\frac{30}{41}\right)\)\(e\left(\frac{4}{41}\right)\)\(e\left(\frac{11}{41}\right)\)\(e\left(\frac{29}{41}\right)\)\(e\left(\frac{15}{82}\right)\)\(e\left(\frac{77}{82}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2656 }(47,a) \;\) at \(\;a = \) e.g. 2