Properties

Label 1015.787
Modulus $1015$
Conductor $1015$
Order $84$
Real no
Primitive yes
Minimal yes
Parity even

Related objects

Downloads

Learn more

Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1015, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([21,14,6]))
 
pari: [g,chi] = znchar(Mod(787,1015))
 

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.cw

\(\chi_{1015}(33,\cdot)\) \(\chi_{1015}(38,\cdot)\) \(\chi_{1015}(122,\cdot)\) \(\chi_{1015}(138,\cdot)\) \(\chi_{1015}(178,\cdot)\) \(\chi_{1015}(187,\cdot)\) \(\chi_{1015}(208,\cdot)\) \(\chi_{1015}(283,\cdot)\) \(\chi_{1015}(332,\cdot)\) \(\chi_{1015}(353,\cdot)\) \(\chi_{1015}(383,\cdot)\) \(\chi_{1015}(502,\cdot)\) \(\chi_{1015}(528,\cdot)\) \(\chi_{1015}(593,\cdot)\) \(\chi_{1015}(642,\cdot)\) \(\chi_{1015}(647,\cdot)\) \(\chi_{1015}(738,\cdot)\) \(\chi_{1015}(747,\cdot)\) \(\chi_{1015}(787,\cdot)\) \(\chi_{1015}(817,\cdot)\) \(\chi_{1015}(892,\cdot)\) \(\chi_{1015}(908,\cdot)\) \(\chi_{1015}(962,\cdot)\) \(\chi_{1015}(992,\cdot)\)

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

\((407,871,176)\) → \((i,e\left(\frac{1}{6}\right),e\left(\frac{1}{14}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(8\)\(9\)\(11\)\(12\)\(13\)\(16\)
\( \chi_{ 1015 }(787, a) \) \(1\)\(1\)\(e\left(\frac{55}{84}\right)\)\(e\left(\frac{23}{84}\right)\)\(e\left(\frac{13}{42}\right)\)\(e\left(\frac{13}{14}\right)\)\(e\left(\frac{27}{28}\right)\)\(e\left(\frac{23}{42}\right)\)\(e\left(\frac{19}{42}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{15}{28}\right)\)\(e\left(\frac{13}{21}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1015 }(787,a) \;\) at \(\;a = \) e.g. 2