Properties

Label 2557.493
Modulus $2557$
Conductor $2557$
Order $284$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2557, base_ring=CyclotomicField(284)) M = H._module chi = DirichletCharacter(H, M([15]))
 
Copy content pari:[g,chi] = znchar(Mod(493,2557))
 

Basic properties

Modulus: \(2557\)
Conductor: \(2557\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(284\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: yes
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 2557.m

\(\chi_{2557}(14,\cdot)\) \(\chi_{2557}(18,\cdot)\) \(\chi_{2557}(26,\cdot)\) \(\chi_{2557}(50,\cdot)\) \(\chi_{2557}(55,\cdot)\) \(\chi_{2557}(79,\cdot)\) \(\chi_{2557}(93,\cdot)\) \(\chi_{2557}(95,\cdot)\) \(\chi_{2557}(96,\cdot)\) \(\chi_{2557}(142,\cdot)\) \(\chi_{2557}(145,\cdot)\) \(\chi_{2557}(170,\cdot)\) \(\chi_{2557}(185,\cdot)\) \(\chi_{2557}(187,\cdot)\) \(\chi_{2557}(233,\cdot)\) \(\chi_{2557}(293,\cdot)\) \(\chi_{2557}(295,\cdot)\) \(\chi_{2557}(301,\cdot)\) \(\chi_{2557}(317,\cdot)\) \(\chi_{2557}(323,\cdot)\) \(\chi_{2557}(329,\cdot)\) \(\chi_{2557}(358,\cdot)\) \(\chi_{2557}(387,\cdot)\) \(\chi_{2557}(420,\cdot)\) \(\chi_{2557}(423,\cdot)\) \(\chi_{2557}(428,\cdot)\) \(\chi_{2557}(431,\cdot)\) \(\chi_{2557}(436,\cdot)\) \(\chi_{2557}(462,\cdot)\) \(\chi_{2557}(493,\cdot)\) ...

Copy content sage:chi.galois_orbit()
 
Copy content pari:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Related number fields

Field of values: $\Q(\zeta_{284})$
Fixed field: Number field defined by a degree 284 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{15}{284}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 2557 }(493, a) \) \(-1\)\(1\)\(e\left(\frac{15}{284}\right)\)\(e\left(\frac{50}{71}\right)\)\(e\left(\frac{15}{142}\right)\)\(e\left(\frac{65}{284}\right)\)\(e\left(\frac{215}{284}\right)\)\(e\left(\frac{121}{142}\right)\)\(e\left(\frac{45}{284}\right)\)\(e\left(\frac{29}{71}\right)\)\(e\left(\frac{20}{71}\right)\)\(e\left(\frac{41}{71}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 2557 }(493,a) \;\) at \(\;a = \) e.g. 2