Properties

Label 1027.127
Modulus $1027$
Conductor $1027$
Order $78$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1027, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([65,17]))
 
pari: [g,chi] = znchar(Mod(127,1027))
 

Basic properties

Modulus: \(1027\)
Conductor: \(1027\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
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 1027.bq

\(\chi_{1027}(30,\cdot)\) \(\chi_{1027}(43,\cdot)\) \(\chi_{1027}(75,\cdot)\) \(\chi_{1027}(82,\cdot)\) \(\chi_{1027}(127,\cdot)\) \(\chi_{1027}(153,\cdot)\) \(\chi_{1027}(186,\cdot)\) \(\chi_{1027}(205,\cdot)\) \(\chi_{1027}(212,\cdot)\) \(\chi_{1027}(218,\cdot)\) \(\chi_{1027}(244,\cdot)\) \(\chi_{1027}(303,\cdot)\) \(\chi_{1027}(322,\cdot)\) \(\chi_{1027}(465,\cdot)\) \(\chi_{1027}(472,\cdot)\) \(\chi_{1027}(511,\cdot)\) \(\chi_{1027}(537,\cdot)\) \(\chi_{1027}(582,\cdot)\) \(\chi_{1027}(621,\cdot)\) \(\chi_{1027}(667,\cdot)\) \(\chi_{1027}(745,\cdot)\) \(\chi_{1027}(764,\cdot)\) \(\chi_{1027}(829,\cdot)\) \(\chi_{1027}(849,\cdot)\)

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: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((80,872)\) → \((e\left(\frac{5}{6}\right),e\left(\frac{17}{78}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1027 }(127, a) \) \(-1\)\(1\)\(e\left(\frac{55}{78}\right)\)\(e\left(\frac{43}{78}\right)\)\(e\left(\frac{16}{39}\right)\)\(e\left(\frac{1}{78}\right)\)\(e\left(\frac{10}{39}\right)\)\(e\left(\frac{28}{39}\right)\)\(e\left(\frac{3}{26}\right)\)\(e\left(\frac{4}{39}\right)\)\(e\left(\frac{28}{39}\right)\)\(e\left(\frac{17}{26}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1027 }(127,a) \;\) at \(\;a = \) e.g. 2