Properties

Label 1288.31
Modulus $1288$
Conductor $644$
Order $66$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1288, base_ring=CyclotomicField(66))
 
M = H._module
 
chi = DirichletCharacter(H, M([33,0,11,18]))
 
pari: [g,chi] = znchar(Mod(31,1288))
 

Basic properties

Modulus: \(1288\)
Conductor: \(644\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(66\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{644}(31,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1288.cg

\(\chi_{1288}(31,\cdot)\) \(\chi_{1288}(87,\cdot)\) \(\chi_{1288}(215,\cdot)\) \(\chi_{1288}(255,\cdot)\) \(\chi_{1288}(271,\cdot)\) \(\chi_{1288}(311,\cdot)\) \(\chi_{1288}(423,\cdot)\) \(\chi_{1288}(439,\cdot)\) \(\chi_{1288}(495,\cdot)\) \(\chi_{1288}(535,\cdot)\) \(\chi_{1288}(591,\cdot)\) \(\chi_{1288}(607,\cdot)\) \(\chi_{1288}(647,\cdot)\) \(\chi_{1288}(703,\cdot)\) \(\chi_{1288}(719,\cdot)\) \(\chi_{1288}(775,\cdot)\) \(\chi_{1288}(831,\cdot)\) \(\chi_{1288}(887,\cdot)\) \(\chi_{1288}(1039,\cdot)\) \(\chi_{1288}(1223,\cdot)\)

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: \(\Q(\zeta_{33})\)
Fixed field: Number field defined by a degree 66 polynomial

Values on generators

\((967,645,185,281)\) → \((-1,1,e\left(\frac{1}{6}\right),e\left(\frac{3}{11}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(25\)\(27\)
\( \chi_{ 1288 }(31, a) \) \(1\)\(1\)\(e\left(\frac{1}{33}\right)\)\(e\left(\frac{7}{66}\right)\)\(e\left(\frac{2}{33}\right)\)\(e\left(\frac{41}{66}\right)\)\(e\left(\frac{7}{22}\right)\)\(e\left(\frac{3}{22}\right)\)\(e\left(\frac{5}{66}\right)\)\(e\left(\frac{14}{33}\right)\)\(e\left(\frac{7}{33}\right)\)\(e\left(\frac{1}{11}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1288 }(31,a) \;\) at \(\;a = \) e.g. 2