Properties

Label 1536.11
Modulus $1536$
Conductor $1536$
Order $128$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1536, base_ring=CyclotomicField(128))
 
M = H._module
 
chi = DirichletCharacter(H, M([64,85,64]))
 
pari: [g,chi] = znchar(Mod(11,1536))
 

Basic properties

Modulus: \(1536\)
Conductor: \(1536\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(128\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1536.be

\(\chi_{1536}(11,\cdot)\) \(\chi_{1536}(35,\cdot)\) \(\chi_{1536}(59,\cdot)\) \(\chi_{1536}(83,\cdot)\) \(\chi_{1536}(107,\cdot)\) \(\chi_{1536}(131,\cdot)\) \(\chi_{1536}(155,\cdot)\) \(\chi_{1536}(179,\cdot)\) \(\chi_{1536}(203,\cdot)\) \(\chi_{1536}(227,\cdot)\) \(\chi_{1536}(251,\cdot)\) \(\chi_{1536}(275,\cdot)\) \(\chi_{1536}(299,\cdot)\) \(\chi_{1536}(323,\cdot)\) \(\chi_{1536}(347,\cdot)\) \(\chi_{1536}(371,\cdot)\) \(\chi_{1536}(395,\cdot)\) \(\chi_{1536}(419,\cdot)\) \(\chi_{1536}(443,\cdot)\) \(\chi_{1536}(467,\cdot)\) \(\chi_{1536}(491,\cdot)\) \(\chi_{1536}(515,\cdot)\) \(\chi_{1536}(539,\cdot)\) \(\chi_{1536}(563,\cdot)\) \(\chi_{1536}(587,\cdot)\) \(\chi_{1536}(611,\cdot)\) \(\chi_{1536}(635,\cdot)\) \(\chi_{1536}(659,\cdot)\) \(\chi_{1536}(683,\cdot)\) \(\chi_{1536}(707,\cdot)\) ...

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: $\Q(\zeta_{128})$
Fixed field: Number field defined by a degree 128 polynomial (not computed)

Values on generators

\((511,517,1025)\) → \((-1,e\left(\frac{85}{128}\right),-1)\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)
\( \chi_{ 1536 }(11, a) \) \(1\)\(1\)\(e\left(\frac{21}{128}\right)\)\(e\left(\frac{41}{64}\right)\)\(e\left(\frac{57}{128}\right)\)\(e\left(\frac{91}{128}\right)\)\(e\left(\frac{3}{32}\right)\)\(e\left(\frac{99}{128}\right)\)\(e\left(\frac{19}{64}\right)\)\(e\left(\frac{21}{64}\right)\)\(e\left(\frac{23}{128}\right)\)\(e\left(\frac{13}{16}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1536 }(11,a) \;\) at \(\;a = \) e.g. 2