Properties

Label 1240.1223
Modulus $1240$
Conductor $620$
Order $60$
Real no
Primitive no
Minimal no
Parity even

Related objects

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Show commands: Pari/GP / SageMath
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1240, base_ring=CyclotomicField(60)) M = H._module chi = DirichletCharacter(H, M([30,0,45,44]))
 
Copy content pari:[g,chi] = znchar(Mod(1223,1240))
 

Basic properties

Modulus: \(1240\)
Conductor: \(620\)
Copy content sage:chi.conductor()
 
Copy content pari:znconreyconductor(g,chi)
 
Order: \(60\)
Copy content sage:chi.multiplicative_order()
 
Copy content pari:charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{620}(603,\cdot)\)
Copy content sage:chi.is_primitive()
 
Copy content pari:#znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
Copy content sage:chi.is_odd()
 
Copy content pari:zncharisodd(g,chi)
 

Galois orbit 1240.dn

\(\chi_{1240}(7,\cdot)\) \(\chi_{1240}(103,\cdot)\) \(\chi_{1240}(143,\cdot)\) \(\chi_{1240}(183,\cdot)\) \(\chi_{1240}(423,\cdot)\) \(\chi_{1240}(503,\cdot)\) \(\chi_{1240}(567,\cdot)\) \(\chi_{1240}(607,\cdot)\) \(\chi_{1240}(727,\cdot)\) \(\chi_{1240}(847,\cdot)\) \(\chi_{1240}(887,\cdot)\) \(\chi_{1240}(927,\cdot)\) \(\chi_{1240}(1063,\cdot)\) \(\chi_{1240}(1103,\cdot)\) \(\chi_{1240}(1167,\cdot)\) \(\chi_{1240}(1223,\cdot)\)

Copy content sage:chi.galois_orbit()
 
Copy content pari:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Related number fields

Field of values: \(\Q(\zeta_{60})\)
Fixed field: Number field defined by a degree 60 polynomial

Values on generators

\((311,621,497,561)\) → \((-1,1,-i,e\left(\frac{11}{15}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 1240 }(1223, a) \) \(1\)\(1\)\(e\left(\frac{29}{60}\right)\)\(e\left(\frac{47}{60}\right)\)\(e\left(\frac{29}{30}\right)\)\(e\left(\frac{11}{30}\right)\)\(e\left(\frac{19}{60}\right)\)\(e\left(\frac{53}{60}\right)\)\(e\left(\frac{14}{15}\right)\)\(e\left(\frac{4}{15}\right)\)\(e\left(\frac{11}{20}\right)\)\(e\left(\frac{9}{20}\right)\)
Copy content sage:chi.jacobi_sum(n)
 
\( \chi_{ 1240 }(1223,a) \;\) at \(\;a = \) e.g. 2