Properties

Label 2784.1619
Modulus $2784$
Conductor $2784$
Order $56$
Real no
Primitive yes
Minimal yes
Parity even

Related objects

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2784, base_ring=CyclotomicField(56)) M = H._module chi = DirichletCharacter(H, M([28,49,28,16]))
 
Copy content pari:[g,chi] = znchar(Mod(1619,2784))
 

Basic properties

Modulus: \(2784\)
Conductor: \(2784\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(56\)
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: even
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 2784.eh

\(\chi_{2784}(83,\cdot)\) \(\chi_{2784}(107,\cdot)\) \(\chi_{2784}(227,\cdot)\) \(\chi_{2784}(371,\cdot)\) \(\chi_{2784}(587,\cdot)\) \(\chi_{2784}(683,\cdot)\) \(\chi_{2784}(779,\cdot)\) \(\chi_{2784}(803,\cdot)\) \(\chi_{2784}(923,\cdot)\) \(\chi_{2784}(1067,\cdot)\) \(\chi_{2784}(1283,\cdot)\) \(\chi_{2784}(1379,\cdot)\) \(\chi_{2784}(1475,\cdot)\) \(\chi_{2784}(1499,\cdot)\) \(\chi_{2784}(1619,\cdot)\) \(\chi_{2784}(1763,\cdot)\) \(\chi_{2784}(1979,\cdot)\) \(\chi_{2784}(2075,\cdot)\) \(\chi_{2784}(2171,\cdot)\) \(\chi_{2784}(2195,\cdot)\) \(\chi_{2784}(2315,\cdot)\) \(\chi_{2784}(2459,\cdot)\) \(\chi_{2784}(2675,\cdot)\) \(\chi_{2784}(2771,\cdot)\)

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: $\Q(\zeta_{56})$
Fixed field: Number field defined by a degree 56 polynomial

Values on generators

\((1567,2437,929,1249)\) → \((-1,e\left(\frac{7}{8}\right),-1,e\left(\frac{2}{7}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(31\)\(35\)
\( \chi_{ 2784 }(1619, a) \) \(1\)\(1\)\(e\left(\frac{37}{56}\right)\)\(e\left(\frac{19}{28}\right)\)\(e\left(\frac{29}{56}\right)\)\(e\left(\frac{15}{56}\right)\)\(1\)\(e\left(\frac{11}{56}\right)\)\(e\left(\frac{27}{28}\right)\)\(e\left(\frac{9}{28}\right)\)\(e\left(\frac{11}{14}\right)\)\(e\left(\frac{19}{56}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 2784 }(1619,a) \;\) at \(\;a = \) e.g. 2