Properties

Label 221.201
Modulus $221$
Conductor $221$
Order $48$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(221, base_ring=CyclotomicField(48)) M = H._module chi = DirichletCharacter(H, M([20,27]))
 
Copy content pari:[g,chi] = znchar(Mod(201,221))
 

Basic properties

Modulus: \(221\)
Conductor: \(221\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(48\)
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 221.bi

\(\chi_{221}(7,\cdot)\) \(\chi_{221}(11,\cdot)\) \(\chi_{221}(24,\cdot)\) \(\chi_{221}(54,\cdot)\) \(\chi_{221}(71,\cdot)\) \(\chi_{221}(80,\cdot)\) \(\chi_{221}(97,\cdot)\) \(\chi_{221}(158,\cdot)\) \(\chi_{221}(163,\cdot)\) \(\chi_{221}(175,\cdot)\) \(\chi_{221}(176,\cdot)\) \(\chi_{221}(180,\cdot)\) \(\chi_{221}(184,\cdot)\) \(\chi_{221}(193,\cdot)\) \(\chi_{221}(201,\cdot)\) \(\chi_{221}(215,\cdot)\)

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: \(\Q(\zeta_{48})\)
Fixed field: Number field defined by a degree 48 polynomial

Values on generators

\((171,105)\) → \((e\left(\frac{5}{12}\right),e\left(\frac{9}{16}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 221 }(201, a) \) \(1\)\(1\)\(e\left(\frac{7}{24}\right)\)\(e\left(\frac{11}{48}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{9}{16}\right)\)\(e\left(\frac{25}{48}\right)\)\(e\left(\frac{37}{48}\right)\)\(e\left(\frac{7}{8}\right)\)\(e\left(\frac{11}{24}\right)\)\(e\left(\frac{41}{48}\right)\)\(e\left(\frac{41}{48}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 221 }(201,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

Copy content sage:chi.gauss_sum(a)
 
Copy content pari:znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 221 }(201,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 221 }(201,·),\chi_{ 221 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 221 }(201,·)) \;\) at \(\; a,b = \) e.g. 1,2