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Properties

Label 2541.263
Modulus $2541$
Conductor $2541$
Order $66$
Real no
Primitive yes
Minimal yes
Parity even

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(2541, base_ring=CyclotomicField(66)) M = H._module chi = DirichletCharacter(H, M([33,44,57]))
 
Copy content gp:[g,chi] = znchar(Mod(263, 2541))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("2541.263");
 

Basic properties

Modulus: \(2541\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(2541\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(66\)
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: yes
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: even
Copy content comment:Parity
 
Copy content sage:chi.is_odd()
 
Copy content gp:zncharisodd(g,chi)
 
Copy content magma:IsOdd(chi);
 

Galois orbit 2541.bv

\(\chi_{2541}(32,\cdot)\) \(\chi_{2541}(65,\cdot)\) \(\chi_{2541}(263,\cdot)\) \(\chi_{2541}(296,\cdot)\) \(\chi_{2541}(494,\cdot)\) \(\chi_{2541}(527,\cdot)\) \(\chi_{2541}(758,\cdot)\) \(\chi_{2541}(956,\cdot)\) \(\chi_{2541}(989,\cdot)\) \(\chi_{2541}(1187,\cdot)\) \(\chi_{2541}(1220,\cdot)\) \(\chi_{2541}(1418,\cdot)\) \(\chi_{2541}(1649,\cdot)\) \(\chi_{2541}(1682,\cdot)\) \(\chi_{2541}(1880,\cdot)\) \(\chi_{2541}(1913,\cdot)\) \(\chi_{2541}(2111,\cdot)\) \(\chi_{2541}(2144,\cdot)\) \(\chi_{2541}(2342,\cdot)\) \(\chi_{2541}(2375,\cdot)\)

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: \(\Q(\zeta_{33})\)
Copy content comment:Field of values of chi
 
Copy content sage:CyclotomicField(chi.multiplicative_order())
 
Copy content gp:nfinit(polcyclo(charorder(g,chi)))
 
Copy content magma:CyclotomicField(Order(chi));
 
Fixed field: Number field defined by a degree 66 polynomial
Copy content comment:Fixed field
 
Copy content sage:chi.fixed_field()
 

Values on generators

\((848,1816,2059)\) → \((-1,e\left(\frac{2}{3}\right),e\left(\frac{19}{22}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(8\)\(10\)\(13\)\(16\)\(17\)\(19\)\(20\)
\( \chi_{ 2541 }(263, a) \) \(1\)\(1\)\(e\left(\frac{23}{33}\right)\)\(e\left(\frac{13}{33}\right)\)\(e\left(\frac{49}{66}\right)\)\(e\left(\frac{1}{11}\right)\)\(e\left(\frac{29}{66}\right)\)\(e\left(\frac{5}{22}\right)\)\(e\left(\frac{26}{33}\right)\)\(e\left(\frac{16}{33}\right)\)\(e\left(\frac{1}{66}\right)\)\(e\left(\frac{3}{22}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x) # x integer
 
Copy content gp:chareval(g,chi,x) \\ x integer, value in Q/Z
 
Copy content magma:chi(x)
 
\( \chi_{ 2541 }(263,a) \;\) at \(\;a = \) e.g. 2