Properties

Label 2416.871
Modulus $2416$
Conductor $1208$
Order $150$
Real no
Primitive no
Minimal no
Parity odd

Related objects

Downloads

Learn more

Show commands: Magma / Pari/GP / SageMath
Copy content comment:Define the Dirichlet character
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(2416, base_ring=CyclotomicField(150)) M = H._module chi = DirichletCharacter(H, M([75,75,104]))
 
Copy content gp:[g,chi] = znchar(Mod(871, 2416))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("2416.871");
 

Basic properties

Modulus: \(2416\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(1208\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(150\)
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 \(\chi_{1208}(267,\cdot)\)
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 2416.cj

\(\chi_{2416}(39,\cdot)\) \(\chi_{2416}(55,\cdot)\) \(\chi_{2416}(103,\cdot)\) \(\chi_{2416}(231,\cdot)\) \(\chi_{2416}(295,\cdot)\) \(\chi_{2416}(327,\cdot)\) \(\chi_{2416}(423,\cdot)\) \(\chi_{2416}(439,\cdot)\) \(\chi_{2416}(471,\cdot)\) \(\chi_{2416}(487,\cdot)\) \(\chi_{2416}(615,\cdot)\) \(\chi_{2416}(647,\cdot)\) \(\chi_{2416}(743,\cdot)\) \(\chi_{2416}(791,\cdot)\) \(\chi_{2416}(855,\cdot)\) \(\chi_{2416}(871,\cdot)\) \(\chi_{2416}(951,\cdot)\) \(\chi_{2416}(1079,\cdot)\) \(\chi_{2416}(1239,\cdot)\) \(\chi_{2416}(1255,\cdot)\) \(\chi_{2416}(1303,\cdot)\) \(\chi_{2416}(1399,\cdot)\) \(\chi_{2416}(1447,\cdot)\) \(\chi_{2416}(1495,\cdot)\) \(\chi_{2416}(1527,\cdot)\) \(\chi_{2416}(1559,\cdot)\) \(\chi_{2416}(1607,\cdot)\) \(\chi_{2416}(1655,\cdot)\) \(\chi_{2416}(1671,\cdot)\) \(\chi_{2416}(1703,\cdot)\) ...

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: $\Q(\zeta_{75})$
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 150 polynomial (not computed)
Copy content comment:Fixed field
 
Copy content sage:chi.fixed_field()
 

Values on generators

\((303,1813,1969)\) → \((-1,-1,e\left(\frac{52}{75}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 2416 }(871, a) \) \(-1\)\(1\)\(e\left(\frac{4}{25}\right)\)\(e\left(\frac{23}{150}\right)\)\(e\left(\frac{143}{150}\right)\)\(e\left(\frac{8}{25}\right)\)\(e\left(\frac{13}{75}\right)\)\(e\left(\frac{139}{150}\right)\)\(e\left(\frac{47}{150}\right)\)\(e\left(\frac{16}{75}\right)\)\(e\left(\frac{2}{5}\right)\)\(e\left(\frac{17}{150}\right)\)
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)
 
\( \chi_{ 2416 }(871,a) \;\) at \(\;a = \) e.g. 2