Properties

Label 3072.77
Modulus $3072$
Conductor $3072$
Order $256$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3072, base_ring=CyclotomicField(256))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,159,128]))
 
pari: [g,chi] = znchar(Mod(77,3072))
 

Basic properties

Modulus: \(3072\)
Conductor: \(3072\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(256\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 3072.bg

\(\chi_{3072}(5,\cdot)\) \(\chi_{3072}(29,\cdot)\) \(\chi_{3072}(53,\cdot)\) \(\chi_{3072}(77,\cdot)\) \(\chi_{3072}(101,\cdot)\) \(\chi_{3072}(125,\cdot)\) \(\chi_{3072}(149,\cdot)\) \(\chi_{3072}(173,\cdot)\) \(\chi_{3072}(197,\cdot)\) \(\chi_{3072}(221,\cdot)\) \(\chi_{3072}(245,\cdot)\) \(\chi_{3072}(269,\cdot)\) \(\chi_{3072}(293,\cdot)\) \(\chi_{3072}(317,\cdot)\) \(\chi_{3072}(341,\cdot)\) \(\chi_{3072}(365,\cdot)\) \(\chi_{3072}(389,\cdot)\) \(\chi_{3072}(413,\cdot)\) \(\chi_{3072}(437,\cdot)\) \(\chi_{3072}(461,\cdot)\) \(\chi_{3072}(485,\cdot)\) \(\chi_{3072}(509,\cdot)\) \(\chi_{3072}(533,\cdot)\) \(\chi_{3072}(557,\cdot)\) \(\chi_{3072}(581,\cdot)\) \(\chi_{3072}(605,\cdot)\) \(\chi_{3072}(629,\cdot)\) \(\chi_{3072}(653,\cdot)\) \(\chi_{3072}(677,\cdot)\) \(\chi_{3072}(701,\cdot)\) ...

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: $\Q(\zeta_{256})$
Fixed field: Number field defined by a degree 256 polynomial (not computed)

Values on generators

\((2047,2053,1025)\) → \((1,e\left(\frac{159}{256}\right),-1)\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)
\( \chi_{ 3072 }(77, a) \) \(-1\)\(1\)\(e\left(\frac{31}{256}\right)\)\(e\left(\frac{59}{128}\right)\)\(e\left(\frac{203}{256}\right)\)\(e\left(\frac{113}{256}\right)\)\(e\left(\frac{25}{64}\right)\)\(e\left(\frac{201}{256}\right)\)\(e\left(\frac{89}{128}\right)\)\(e\left(\frac{31}{128}\right)\)\(e\left(\frac{229}{256}\right)\)\(e\left(\frac{15}{32}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 3072 }(77,a) \;\) at \(\;a = \) e.g. 2