Properties

Label 1283.2
Modulus $1283$
Conductor $1283$
Order $1282$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1283, base_ring=CyclotomicField(1282))
 
M = H._module
 
chi = DirichletCharacter(H, M([1]))
 
pari: [g,chi] = znchar(Mod(2,1283))
 

Basic properties

Modulus: \(1283\)
Conductor: \(1283\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1282\)
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 1283.d

\(\chi_{1283}(2,\cdot)\) \(\chi_{1283}(5,\cdot)\) \(\chi_{1283}(6,\cdot)\) \(\chi_{1283}(7,\cdot)\) \(\chi_{1283}(8,\cdot)\) \(\chi_{1283}(15,\cdot)\) \(\chi_{1283}(18,\cdot)\) \(\chi_{1283}(20,\cdot)\) \(\chi_{1283}(21,\cdot)\) \(\chi_{1283}(22,\cdot)\) \(\chi_{1283}(23,\cdot)\) \(\chi_{1283}(24,\cdot)\) \(\chi_{1283}(26,\cdot)\) \(\chi_{1283}(28,\cdot)\) \(\chi_{1283}(32,\cdot)\) \(\chi_{1283}(34,\cdot)\) \(\chi_{1283}(38,\cdot)\) \(\chi_{1283}(41,\cdot)\) \(\chi_{1283}(43,\cdot)\) \(\chi_{1283}(45,\cdot)\) \(\chi_{1283}(47,\cdot)\) \(\chi_{1283}(50,\cdot)\) \(\chi_{1283}(54,\cdot)\) \(\chi_{1283}(55,\cdot)\) \(\chi_{1283}(58,\cdot)\) \(\chi_{1283}(60,\cdot)\) \(\chi_{1283}(61,\cdot)\) \(\chi_{1283}(62,\cdot)\) \(\chi_{1283}(63,\cdot)\) \(\chi_{1283}(65,\cdot)\) ...

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: $\Q(\zeta_{641})$
Fixed field: Number field defined by a degree 1282 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{1}{1282}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1283 }(2, a) \) \(-1\)\(1\)\(e\left(\frac{1}{1282}\right)\)\(e\left(\frac{607}{641}\right)\)\(e\left(\frac{1}{641}\right)\)\(e\left(\frac{565}{1282}\right)\)\(e\left(\frac{1215}{1282}\right)\)\(e\left(\frac{1027}{1282}\right)\)\(e\left(\frac{3}{1282}\right)\)\(e\left(\frac{573}{641}\right)\)\(e\left(\frac{283}{641}\right)\)\(e\left(\frac{203}{641}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1283 }(2,a) \;\) at \(\;a = \) e.g. 2