Properties

Label 1984.91
Modulus $1984$
Conductor $1984$
Order $80$
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(1984, base_ring=CyclotomicField(80)) M = H._module chi = DirichletCharacter(H, M([40,45,24]))
 
Copy content pari:[g,chi] = znchar(Mod(91,1984))
 

Basic properties

Modulus: \(1984\)
Conductor: \(1984\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(80\)
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.cr

\(\chi_{1984}(27,\cdot)\) \(\chi_{1984}(91,\cdot)\) \(\chi_{1984}(139,\cdot)\) \(\chi_{1984}(147,\cdot)\) \(\chi_{1984}(275,\cdot)\) \(\chi_{1984}(339,\cdot)\) \(\chi_{1984}(387,\cdot)\) \(\chi_{1984}(395,\cdot)\) \(\chi_{1984}(523,\cdot)\) \(\chi_{1984}(587,\cdot)\) \(\chi_{1984}(635,\cdot)\) \(\chi_{1984}(643,\cdot)\) \(\chi_{1984}(771,\cdot)\) \(\chi_{1984}(835,\cdot)\) \(\chi_{1984}(883,\cdot)\) \(\chi_{1984}(891,\cdot)\) \(\chi_{1984}(1019,\cdot)\) \(\chi_{1984}(1083,\cdot)\) \(\chi_{1984}(1131,\cdot)\) \(\chi_{1984}(1139,\cdot)\) \(\chi_{1984}(1267,\cdot)\) \(\chi_{1984}(1331,\cdot)\) \(\chi_{1984}(1379,\cdot)\) \(\chi_{1984}(1387,\cdot)\) \(\chi_{1984}(1515,\cdot)\) \(\chi_{1984}(1579,\cdot)\) \(\chi_{1984}(1627,\cdot)\) \(\chi_{1984}(1635,\cdot)\) \(\chi_{1984}(1763,\cdot)\) \(\chi_{1984}(1827,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((63,1861,65)\) → \((-1,e\left(\frac{9}{16}\right),e\left(\frac{3}{10}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 1984 }(91, a) \) \(1\)\(1\)\(e\left(\frac{39}{80}\right)\)\(e\left(\frac{9}{16}\right)\)\(e\left(\frac{21}{40}\right)\)\(e\left(\frac{39}{40}\right)\)\(e\left(\frac{17}{80}\right)\)\(e\left(\frac{59}{80}\right)\)\(e\left(\frac{1}{20}\right)\)\(e\left(\frac{17}{20}\right)\)\(e\left(\frac{51}{80}\right)\)\(e\left(\frac{1}{80}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 1984 }(91,a) \;\) at \(\;a = \) e.g. 2