Properties

Label 747.422
Modulus $747$
Conductor $249$
Order $82$
Real no
Primitive no
Minimal yes
Parity odd

Related objects

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Show commands: Magma / Pari/GP / SageMath
Copy content comment:Define the Dirichlet character
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(747, base_ring=CyclotomicField(82)) M = H._module chi = DirichletCharacter(H, M([41,8]))
 
Copy content gp:[g,chi] = znchar(Mod(422, 747))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("747.422");
 

Basic properties

Modulus: \(747\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(249\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(82\)
Copy content comment:Order
 
Copy content sage:chi.multiplicative_order()
 
Copy content gp:charorder(g,chi)
 
Copy content magma:Order(chi);
 
Real: no
Copy content comment:Whether the character is real
 
Copy content sage:chi.multiplicative_order() <= 2
 
Copy content gp:charorder(g,chi) <= 2
 
Copy content magma:Order(chi) le 2;
 
Primitive: no, induced from \(\chi_{249}(173,\cdot)\)
Copy content comment:If the character is primitive
 
Copy content sage:chi.is_primitive()
 
Copy content gp:#znconreyconductor(g,chi)==1
 
Copy content magma:IsPrimitive(chi);
 
Minimal: yes
Parity: odd
Copy content comment:Parity
 
Copy content sage:chi.is_odd()
 
Copy content gp:zncharisodd(g,chi)
 
Copy content magma:IsOdd(chi);
 

Galois orbit 747.l

\(\chi_{747}(17,\cdot)\) \(\chi_{747}(26,\cdot)\) \(\chi_{747}(44,\cdot)\) \(\chi_{747}(116,\cdot)\) \(\chi_{747}(134,\cdot)\) \(\chi_{747}(152,\cdot)\) \(\chi_{747}(161,\cdot)\) \(\chi_{747}(170,\cdot)\) \(\chi_{747}(197,\cdot)\) \(\chi_{747}(206,\cdot)\) \(\chi_{747}(215,\cdot)\) \(\chi_{747}(260,\cdot)\) \(\chi_{747}(278,\cdot)\) \(\chi_{747}(287,\cdot)\) \(\chi_{747}(314,\cdot)\) \(\chi_{747}(341,\cdot)\) \(\chi_{747}(359,\cdot)\) \(\chi_{747}(368,\cdot)\) \(\chi_{747}(395,\cdot)\) \(\chi_{747}(413,\cdot)\) \(\chi_{747}(422,\cdot)\) \(\chi_{747}(431,\cdot)\) \(\chi_{747}(440,\cdot)\) \(\chi_{747}(476,\cdot)\) \(\chi_{747}(485,\cdot)\) \(\chi_{747}(521,\cdot)\) \(\chi_{747}(539,\cdot)\) \(\chi_{747}(557,\cdot)\) \(\chi_{747}(566,\cdot)\) \(\chi_{747}(575,\cdot)\) ...

Copy content comment:Galois orbit
 
Copy content sage:chi.galois_orbit()
 
Copy content gp:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 
Copy content magma:order := Order(chi); { chi^k : k in [1..order-1] | GCD(k,order) eq 1 };
 

Related number fields

Field of values: $\Q(\zeta_{41})$
Fixed field: Number field defined by a degree 82 polynomial

Values on generators

\((416,334)\) → \((-1,e\left(\frac{4}{41}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 747 }(422, a) \) \(-1\)\(1\)\(e\left(\frac{49}{82}\right)\)\(e\left(\frac{8}{41}\right)\)\(e\left(\frac{11}{82}\right)\)\(e\left(\frac{32}{41}\right)\)\(e\left(\frac{65}{82}\right)\)\(e\left(\frac{30}{41}\right)\)\(e\left(\frac{69}{82}\right)\)\(e\left(\frac{21}{41}\right)\)\(e\left(\frac{31}{82}\right)\)\(e\left(\frac{16}{41}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x)
 
Copy content gp:chareval(g,chi,x) \\\\ x integer, value in Q/Z'
 
Copy content magma:chi(x)
 
\( \chi_{ 747 }(422,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

Copy content comment:Gauss sum
 
Copy content sage:chi.gauss_sum(a)
 
Copy content gp:znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 747 }(422,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content comment:Jacobi sum
 
Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 747 }(422,·),\chi_{ 747 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content comment:Kloosterman sum
 
Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 747 }(422,·)) \;\) at \(\; a,b = \) e.g. 1,2