Properties

Label 20576.343
Modulus $20576$
Conductor $10288$
Order $428$
Real no
Primitive no
Minimal no
Parity odd

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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(20576, base_ring=CyclotomicField(428)) M = H._module chi = DirichletCharacter(H, M([214,321,204]))
 
Copy content gp:[g,chi] = znchar(Mod(343, 20576))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("20576.343");
 

Basic properties

Modulus: \(20576\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(10288\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(428\)
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 \(\chi_{10288}(2915,\cdot)\)
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: no
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 20576.bp

\(\chi_{20576}(135,\cdot)\) \(\chi_{20576}(167,\cdot)\) \(\chi_{20576}(215,\cdot)\) \(\chi_{20576}(231,\cdot)\) \(\chi_{20576}(343,\cdot)\) \(\chi_{20576}(359,\cdot)\) \(\chi_{20576}(375,\cdot)\) \(\chi_{20576}(471,\cdot)\) \(\chi_{20576}(535,\cdot)\) \(\chi_{20576}(631,\cdot)\) \(\chi_{20576}(647,\cdot)\) \(\chi_{20576}(679,\cdot)\) \(\chi_{20576}(743,\cdot)\) \(\chi_{20576}(967,\cdot)\) \(\chi_{20576}(1159,\cdot)\) \(\chi_{20576}(1367,\cdot)\) \(\chi_{20576}(1415,\cdot)\) \(\chi_{20576}(1447,\cdot)\) \(\chi_{20576}(1479,\cdot)\) \(\chi_{20576}(1495,\cdot)\) \(\chi_{20576}(1511,\cdot)\) \(\chi_{20576}(1527,\cdot)\) \(\chi_{20576}(1543,\cdot)\) \(\chi_{20576}(1607,\cdot)\) \(\chi_{20576}(1671,\cdot)\) \(\chi_{20576}(1767,\cdot)\) \(\chi_{20576}(1879,\cdot)\) \(\chi_{20576}(1911,\cdot)\) \(\chi_{20576}(1927,\cdot)\) \(\chi_{20576}(2071,\cdot)\) ...

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: $\Q(\zeta_{428})$
Fixed field: Number field defined by a degree 428 polynomial (not computed)

Values on generators

\((6431,7717,11585)\) → \((-1,-i,e\left(\frac{51}{107}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 20576 }(343, a) \) \(-1\)\(1\)\(e\left(\frac{13}{428}\right)\)\(e\left(\frac{265}{428}\right)\)\(e\left(\frac{66}{107}\right)\)\(e\left(\frac{13}{214}\right)\)\(e\left(\frac{311}{428}\right)\)\(e\left(\frac{91}{428}\right)\)\(e\left(\frac{139}{214}\right)\)\(e\left(\frac{49}{107}\right)\)\(e\left(\frac{281}{428}\right)\)\(e\left(\frac{277}{428}\right)\)
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)
 
\( \chi_{ 20576 }(343,a) \;\) at \(\;a = \) e.g. 2