Properties

Label 8640.7063
Modulus $8640$
Conductor $4320$
Order $72$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8640, base_ring=CyclotomicField(72))
 
M = H._module
 
chi = DirichletCharacter(H, M([36,63,16,54]))
 
pari: [g,chi] = znchar(Mod(7063,8640))
 

Basic properties

Modulus: \(8640\)
Conductor: \(4320\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(72\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{4320}(3283,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8640.hn

\(\chi_{8640}(7,\cdot)\) \(\chi_{8640}(823,\cdot)\) \(\chi_{8640}(967,\cdot)\) \(\chi_{8640}(1303,\cdot)\) \(\chi_{8640}(1447,\cdot)\) \(\chi_{8640}(2263,\cdot)\) \(\chi_{8640}(2407,\cdot)\) \(\chi_{8640}(2743,\cdot)\) \(\chi_{8640}(2887,\cdot)\) \(\chi_{8640}(3703,\cdot)\) \(\chi_{8640}(3847,\cdot)\) \(\chi_{8640}(4183,\cdot)\) \(\chi_{8640}(4327,\cdot)\) \(\chi_{8640}(5143,\cdot)\) \(\chi_{8640}(5287,\cdot)\) \(\chi_{8640}(5623,\cdot)\) \(\chi_{8640}(5767,\cdot)\) \(\chi_{8640}(6583,\cdot)\) \(\chi_{8640}(6727,\cdot)\) \(\chi_{8640}(7063,\cdot)\) \(\chi_{8640}(7207,\cdot)\) \(\chi_{8640}(8023,\cdot)\) \(\chi_{8640}(8167,\cdot)\) \(\chi_{8640}(8503,\cdot)\)

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: $\Q(\zeta_{72})$
Fixed field: Number field defined by a degree 72 polynomial

Values on generators

\((2431,3781,6401,3457)\) → \((-1,e\left(\frac{7}{8}\right),e\left(\frac{2}{9}\right),-i)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 8640 }(7063, a) \) \(1\)\(1\)\(e\left(\frac{5}{9}\right)\)\(e\left(\frac{55}{72}\right)\)\(e\left(\frac{11}{72}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{19}{24}\right)\)\(e\left(\frac{4}{9}\right)\)\(e\left(\frac{25}{72}\right)\)\(e\left(\frac{17}{18}\right)\)\(e\left(\frac{23}{24}\right)\)\(e\left(\frac{1}{36}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8640 }(7063,a) \;\) at \(\;a = \) e.g. 2