Properties

Label 9405.1486
Modulus $9405$
Conductor $19$
Order $9$
Real no
Primitive no
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(9405, base_ring=CyclotomicField(18)) M = H._module chi = DirichletCharacter(H, M([0,0,0,2]))
 
Copy content pari:[g,chi] = znchar(Mod(1486,9405))
 

Basic properties

Modulus: \(9405\)
Conductor: \(19\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(9\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{19}(4,\cdot)\)
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 9405.dl

\(\chi_{9405}(1486,\cdot)\) \(\chi_{9405}(1981,\cdot)\) \(\chi_{9405}(2476,\cdot)\) \(\chi_{9405}(3961,\cdot)\) \(\chi_{9405}(7426,\cdot)\) \(\chi_{9405}(7921,\cdot)\)

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: \(\Q(\zeta_{9})\)
Fixed field: \(\Q(\zeta_{19})^+\)

Values on generators

\((1046,1882,5986,496)\) → \((1,1,1,e\left(\frac{1}{9}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(13\)\(14\)\(16\)\(17\)\(23\)\(26\)
\( \chi_{ 9405 }(1486, a) \) \(1\)\(1\)\(e\left(\frac{1}{9}\right)\)\(e\left(\frac{2}{9}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{5}{9}\right)\)\(e\left(\frac{7}{9}\right)\)\(e\left(\frac{4}{9}\right)\)\(e\left(\frac{1}{9}\right)\)\(e\left(\frac{2}{9}\right)\)\(e\left(\frac{2}{3}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 9405 }(1486,a) \;\) at \(\;a = \) e.g. 2