Properties

Label 2015.168
Modulus $2015$
Conductor $2015$
Order $60$
Real no
Primitive yes
Minimal yes
Parity even

Related objects

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2015, base_ring=CyclotomicField(60))
 
M = H._module
 
chi = DirichletCharacter(H, M([45,30,22]))
 
pari: [g,chi] = znchar(Mod(168,2015))
 

Basic properties

Modulus: \(2015\)
Conductor: \(2015\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(60\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2015.gz

\(\chi_{2015}(12,\cdot)\) \(\chi_{2015}(168,\cdot)\) \(\chi_{2015}(207,\cdot)\) \(\chi_{2015}(272,\cdot)\) \(\chi_{2015}(363,\cdot)\) \(\chi_{2015}(623,\cdot)\) \(\chi_{2015}(662,\cdot)\) \(\chi_{2015}(792,\cdot)\) \(\chi_{2015}(818,\cdot)\) \(\chi_{2015}(1013,\cdot)\) \(\chi_{2015}(1078,\cdot)\) \(\chi_{2015}(1377,\cdot)\) \(\chi_{2015}(1468,\cdot)\) \(\chi_{2015}(1572,\cdot)\) \(\chi_{2015}(1598,\cdot)\) \(\chi_{2015}(1832,\cdot)\)

sage: chi.galois_orbit()
 
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

\((807,1861,716)\) → \((-i,-1,e\left(\frac{11}{30}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(14\)
\( \chi_{ 2015 }(168, a) \) \(1\)\(1\)\(e\left(\frac{1}{20}\right)\)\(e\left(\frac{37}{60}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{31}{60}\right)\)\(e\left(\frac{3}{20}\right)\)\(e\left(\frac{7}{30}\right)\)\(e\left(\frac{14}{15}\right)\)\(e\left(\frac{43}{60}\right)\)\(e\left(\frac{17}{30}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2015 }(168,a) \;\) at \(\;a = \) e.g. 2