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Properties

Label 1840.1549
Modulus $1840$
Conductor $1840$
Order $44$
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(1840, base_ring=CyclotomicField(44)) M = H._module chi = DirichletCharacter(H, M([0,33,22,12]))
 
Copy content gp:[g,chi] = znchar(Mod(1549, 1840))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("1840.1549");
 

Basic properties

Modulus: \(1840\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(1840\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(44\)
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 1840.ck

\(\chi_{1840}(29,\cdot)\) \(\chi_{1840}(269,\cdot)\) \(\chi_{1840}(349,\cdot)\) \(\chi_{1840}(469,\cdot)\) \(\chi_{1840}(509,\cdot)\) \(\chi_{1840}(629,\cdot)\) \(\chi_{1840}(669,\cdot)\) \(\chi_{1840}(749,\cdot)\) \(\chi_{1840}(869,\cdot)\) \(\chi_{1840}(909,\cdot)\) \(\chi_{1840}(949,\cdot)\) \(\chi_{1840}(1189,\cdot)\) \(\chi_{1840}(1269,\cdot)\) \(\chi_{1840}(1389,\cdot)\) \(\chi_{1840}(1429,\cdot)\) \(\chi_{1840}(1549,\cdot)\) \(\chi_{1840}(1589,\cdot)\) \(\chi_{1840}(1669,\cdot)\) \(\chi_{1840}(1789,\cdot)\) \(\chi_{1840}(1829,\cdot)\)

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: \(\Q(\zeta_{44})\)
Fixed field: Number field defined by a degree 44 polynomial

Values on generators

\((1151,1381,737,1201)\) → \((1,-i,-1,e\left(\frac{3}{11}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(27\)\(29\)
\( \chi_{ 1840 }(1549, a) \) \(1\)\(1\)\(e\left(\frac{5}{44}\right)\)\(e\left(\frac{2}{11}\right)\)\(e\left(\frac{5}{22}\right)\)\(e\left(\frac{9}{44}\right)\)\(e\left(\frac{25}{44}\right)\)\(e\left(\frac{9}{22}\right)\)\(e\left(\frac{15}{44}\right)\)\(e\left(\frac{13}{44}\right)\)\(e\left(\frac{15}{44}\right)\)\(e\left(\frac{7}{44}\right)\)
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)
 
\( \chi_{ 1840 }(1549,a) \;\) at \(\;a = \) e.g. 2