Properties

Label 1027.1005
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([13,33]))
 
pari: [g,chi] = znchar(Mod(1005,1027))
 

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.br

\(\chi_{1027}(17,\cdot)\) \(\chi_{1027}(69,\cdot)\) \(\chi_{1027}(140,\cdot)\) \(\chi_{1027}(173,\cdot)\) \(\chi_{1027}(199,\cdot)\) \(\chi_{1027}(251,\cdot)\) \(\chi_{1027}(264,\cdot)\) \(\chi_{1027}(270,\cdot)\) \(\chi_{1027}(374,\cdot)\) \(\chi_{1027}(387,\cdot)\) \(\chi_{1027}(407,\cdot)\) \(\chi_{1027}(452,\cdot)\) \(\chi_{1027}(491,\cdot)\) \(\chi_{1027}(543,\cdot)\) \(\chi_{1027}(647,\cdot)\) \(\chi_{1027}(673,\cdot)\) \(\chi_{1027}(693,\cdot)\) \(\chi_{1027}(725,\cdot)\) \(\chi_{1027}(738,\cdot)\) \(\chi_{1027}(823,\cdot)\) \(\chi_{1027}(881,\cdot)\) \(\chi_{1027}(927,\cdot)\) \(\chi_{1027}(940,\cdot)\) \(\chi_{1027}(1005,\cdot)\)

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

\((80,872)\) → \((e\left(\frac{1}{6}\right),e\left(\frac{11}{26}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1027 }(1005, a) \) \(-1\)\(1\)\(e\left(\frac{67}{78}\right)\)\(e\left(\frac{7}{78}\right)\)\(e\left(\frac{28}{39}\right)\)\(e\left(\frac{19}{26}\right)\)\(e\left(\frac{37}{39}\right)\)\(e\left(\frac{10}{39}\right)\)\(e\left(\frac{15}{26}\right)\)\(e\left(\frac{7}{39}\right)\)\(e\left(\frac{23}{39}\right)\)\(e\left(\frac{73}{78}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1027 }(1005,a) \;\) at \(\;a = \) e.g. 2