Properties

Label 1027.828
Modulus $1027$
Conductor $1027$
Order $39$
Real no
Primitive yes
Minimal yes
Parity even

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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([52,36]))
 
pari: [g,chi] = znchar(Mod(828,1027))
 

Basic properties

Modulus: \(1027\)
Conductor: \(1027\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(39\)
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 1027.bj

\(\chi_{1027}(22,\cdot)\) \(\chi_{1027}(87,\cdot)\) \(\chi_{1027}(100,\cdot)\) \(\chi_{1027}(146,\cdot)\) \(\chi_{1027}(204,\cdot)\) \(\chi_{1027}(289,\cdot)\) \(\chi_{1027}(302,\cdot)\) \(\chi_{1027}(334,\cdot)\) \(\chi_{1027}(354,\cdot)\) \(\chi_{1027}(380,\cdot)\) \(\chi_{1027}(484,\cdot)\) \(\chi_{1027}(536,\cdot)\) \(\chi_{1027}(575,\cdot)\) \(\chi_{1027}(620,\cdot)\) \(\chi_{1027}(640,\cdot)\) \(\chi_{1027}(653,\cdot)\) \(\chi_{1027}(757,\cdot)\) \(\chi_{1027}(763,\cdot)\) \(\chi_{1027}(776,\cdot)\) \(\chi_{1027}(828,\cdot)\) \(\chi_{1027}(854,\cdot)\) \(\chi_{1027}(887,\cdot)\) \(\chi_{1027}(958,\cdot)\) \(\chi_{1027}(1010,\cdot)\)

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 39 polynomial

Values on generators

\((80,872)\) → \((e\left(\frac{2}{3}\right),e\left(\frac{6}{13}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1027 }(828, a) \) \(1\)\(1\)\(e\left(\frac{20}{39}\right)\)\(e\left(\frac{5}{39}\right)\)\(e\left(\frac{1}{39}\right)\)\(e\left(\frac{8}{13}\right)\)\(e\left(\frac{25}{39}\right)\)\(e\left(\frac{31}{39}\right)\)\(e\left(\frac{7}{13}\right)\)\(e\left(\frac{10}{39}\right)\)\(e\left(\frac{5}{39}\right)\)\(e\left(\frac{2}{39}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1027 }(828,a) \;\) at \(\;a = \) e.g. 2