Properties

Label 1015.19
Modulus $1015$
Conductor $1015$
Order $84$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1015, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([42,70,27]))
 
pari: [g,chi] = znchar(Mod(19,1015))
 

Basic properties

Modulus: \(1015\)
Conductor: \(1015\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
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 1015.cu

\(\chi_{1015}(19,\cdot)\) \(\chi_{1015}(89,\cdot)\) \(\chi_{1015}(124,\cdot)\) \(\chi_{1015}(159,\cdot)\) \(\chi_{1015}(164,\cdot)\) \(\chi_{1015}(229,\cdot)\) \(\chi_{1015}(234,\cdot)\) \(\chi_{1015}(264,\cdot)\) \(\chi_{1015}(269,\cdot)\) \(\chi_{1015}(304,\cdot)\) \(\chi_{1015}(334,\cdot)\) \(\chi_{1015}(369,\cdot)\) \(\chi_{1015}(374,\cdot)\) \(\chi_{1015}(404,\cdot)\) \(\chi_{1015}(409,\cdot)\) \(\chi_{1015}(474,\cdot)\) \(\chi_{1015}(479,\cdot)\) \(\chi_{1015}(514,\cdot)\) \(\chi_{1015}(549,\cdot)\) \(\chi_{1015}(619,\cdot)\) \(\chi_{1015}(649,\cdot)\) \(\chi_{1015}(794,\cdot)\) \(\chi_{1015}(859,\cdot)\) \(\chi_{1015}(1004,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((407,871,176)\) → \((-1,e\left(\frac{5}{6}\right),e\left(\frac{9}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(8\)\(9\)\(11\)\(12\)\(13\)\(16\)
\( \chi_{ 1015 }(19, a) \) \(1\)\(1\)\(e\left(\frac{41}{84}\right)\)\(e\left(\frac{79}{84}\right)\)\(e\left(\frac{41}{42}\right)\)\(e\left(\frac{3}{7}\right)\)\(e\left(\frac{13}{28}\right)\)\(e\left(\frac{37}{42}\right)\)\(e\left(\frac{31}{84}\right)\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{11}{14}\right)\)\(e\left(\frac{20}{21}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1015 }(19,a) \;\) at \(\;a = \) e.g. 2