Properties

Label 1277.1275
Modulus $1277$
Conductor $1277$
Order $1276$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1277, base_ring=CyclotomicField(1276))
 
M = H._module
 
chi = DirichletCharacter(H, M([639]))
 
pari: [g,chi] = znchar(Mod(1275,1277))
 

Basic properties

Modulus: \(1277\)
Conductor: \(1277\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(1276\)
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 1277.l

\(\chi_{1277}(2,\cdot)\) \(\chi_{1277}(3,\cdot)\) \(\chi_{1277}(5,\cdot)\) \(\chi_{1277}(7,\cdot)\) \(\chi_{1277}(8,\cdot)\) \(\chi_{1277}(18,\cdot)\) \(\chi_{1277}(20,\cdot)\) \(\chi_{1277}(22,\cdot)\) \(\chi_{1277}(26,\cdot)\) \(\chi_{1277}(27,\cdot)\) \(\chi_{1277}(28,\cdot)\) \(\chi_{1277}(31,\cdot)\) \(\chi_{1277}(32,\cdot)\) \(\chi_{1277}(34,\cdot)\) \(\chi_{1277}(38,\cdot)\) \(\chi_{1277}(39,\cdot)\) \(\chi_{1277}(42,\cdot)\) \(\chi_{1277}(43,\cdot)\) \(\chi_{1277}(45,\cdot)\) \(\chi_{1277}(46,\cdot)\) \(\chi_{1277}(48,\cdot)\) \(\chi_{1277}(50,\cdot)\) \(\chi_{1277}(51,\cdot)\) \(\chi_{1277}(55,\cdot)\) \(\chi_{1277}(57,\cdot)\) \(\chi_{1277}(58,\cdot)\) \(\chi_{1277}(63,\cdot)\) \(\chi_{1277}(65,\cdot)\) \(\chi_{1277}(70,\cdot)\) \(\chi_{1277}(71,\cdot)\) ...

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: $\Q(\zeta_{1276})$
Fixed field: Number field defined by a degree 1276 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{639}{1276}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1277 }(1275, a) \) \(-1\)\(1\)\(e\left(\frac{639}{1276}\right)\)\(e\left(\frac{31}{1276}\right)\)\(e\left(\frac{1}{638}\right)\)\(e\left(\frac{23}{1276}\right)\)\(e\left(\frac{335}{638}\right)\)\(e\left(\frac{475}{1276}\right)\)\(e\left(\frac{641}{1276}\right)\)\(e\left(\frac{31}{638}\right)\)\(e\left(\frac{331}{638}\right)\)\(e\left(\frac{61}{319}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1277 }(1275,a) \;\) at \(\;a = \) e.g. 2