Properties

Label 1984.485
Modulus $1984$
Conductor $1984$
Order $240$
Real no
Primitive yes
Minimal yes
Parity even

Related objects

Downloads

Learn more

Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1984, base_ring=CyclotomicField(240)) M = H._module chi = DirichletCharacter(H, M([0,135,64]))
 
Copy content pari:[g,chi] = znchar(Mod(485,1984))
 

Basic properties

Modulus: \(1984\)
Conductor: \(1984\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(240\)
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 1984.db

\(\chi_{1984}(45,\cdot)\) \(\chi_{1984}(69,\cdot)\) \(\chi_{1984}(133,\cdot)\) \(\chi_{1984}(165,\cdot)\) \(\chi_{1984}(173,\cdot)\) \(\chi_{1984}(205,\cdot)\) \(\chi_{1984}(237,\cdot)\) \(\chi_{1984}(245,\cdot)\) \(\chi_{1984}(293,\cdot)\) \(\chi_{1984}(317,\cdot)\) \(\chi_{1984}(381,\cdot)\) \(\chi_{1984}(413,\cdot)\) \(\chi_{1984}(421,\cdot)\) \(\chi_{1984}(453,\cdot)\) \(\chi_{1984}(485,\cdot)\) \(\chi_{1984}(493,\cdot)\) \(\chi_{1984}(541,\cdot)\) \(\chi_{1984}(565,\cdot)\) \(\chi_{1984}(629,\cdot)\) \(\chi_{1984}(661,\cdot)\) \(\chi_{1984}(669,\cdot)\) \(\chi_{1984}(701,\cdot)\) \(\chi_{1984}(733,\cdot)\) \(\chi_{1984}(741,\cdot)\) \(\chi_{1984}(789,\cdot)\) \(\chi_{1984}(813,\cdot)\) \(\chi_{1984}(877,\cdot)\) \(\chi_{1984}(909,\cdot)\) \(\chi_{1984}(917,\cdot)\) \(\chi_{1984}(949,\cdot)\) ...

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: $\Q(\zeta_{240})$
Fixed field: Number field defined by a degree 240 polynomial (not computed)

Values on generators

\((63,1861,65)\) → \((1,e\left(\frac{9}{16}\right),e\left(\frac{4}{15}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 1984 }(485, a) \) \(1\)\(1\)\(e\left(\frac{229}{240}\right)\)\(e\left(\frac{43}{48}\right)\)\(e\left(\frac{11}{120}\right)\)\(e\left(\frac{109}{120}\right)\)\(e\left(\frac{227}{240}\right)\)\(e\left(\frac{89}{240}\right)\)\(e\left(\frac{17}{20}\right)\)\(e\left(\frac{37}{60}\right)\)\(e\left(\frac{1}{240}\right)\)\(e\left(\frac{11}{240}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 1984 }(485,a) \;\) at \(\;a = \) e.g. 2