Properties

Label 1280.1129
Modulus $1280$
Conductor $640$
Order $32$
Real no
Primitive no
Minimal no
Parity even

Related objects

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1280, base_ring=CyclotomicField(32)) M = H._module chi = DirichletCharacter(H, M([0,23,16]))
 
Copy content pari:[g,chi] = znchar(Mod(1129,1280))
 

Basic properties

Modulus: \(1280\)
Conductor: \(640\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(32\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{640}(109,\cdot)\)
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 1280.bo

\(\chi_{1280}(9,\cdot)\) \(\chi_{1280}(89,\cdot)\) \(\chi_{1280}(169,\cdot)\) \(\chi_{1280}(249,\cdot)\) \(\chi_{1280}(329,\cdot)\) \(\chi_{1280}(409,\cdot)\) \(\chi_{1280}(489,\cdot)\) \(\chi_{1280}(569,\cdot)\) \(\chi_{1280}(649,\cdot)\) \(\chi_{1280}(729,\cdot)\) \(\chi_{1280}(809,\cdot)\) \(\chi_{1280}(889,\cdot)\) \(\chi_{1280}(969,\cdot)\) \(\chi_{1280}(1049,\cdot)\) \(\chi_{1280}(1129,\cdot)\) \(\chi_{1280}(1209,\cdot)\)

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: \(\Q(\zeta_{32})\)
Fixed field: 32.32.478904856520590268236983445984471619880855975682375680000000000000000.1

Values on generators

\((511,261,257)\) → \((1,e\left(\frac{23}{32}\right),-1)\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 1280 }(1129, a) \) \(1\)\(1\)\(e\left(\frac{21}{32}\right)\)\(e\left(\frac{11}{16}\right)\)\(e\left(\frac{5}{16}\right)\)\(e\left(\frac{3}{32}\right)\)\(e\left(\frac{9}{32}\right)\)\(e\left(\frac{5}{8}\right)\)\(e\left(\frac{17}{32}\right)\)\(e\left(\frac{11}{32}\right)\)\(e\left(\frac{9}{16}\right)\)\(e\left(\frac{31}{32}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 1280 }(1129,a) \;\) at \(\;a = \) e.g. 2