Properties

Label 1075.18
Modulus $1075$
Conductor $215$
Order $84$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1075, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([63,58]))
 
pari: [g,chi] = znchar(Mod(18,1075))
 

Basic properties

Modulus: \(1075\)
Conductor: \(215\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{215}(18,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1075.bn

\(\chi_{1075}(18,\cdot)\) \(\chi_{1075}(132,\cdot)\) \(\chi_{1075}(157,\cdot)\) \(\chi_{1075}(218,\cdot)\) \(\chi_{1075}(243,\cdot)\) \(\chi_{1075}(407,\cdot)\) \(\chi_{1075}(493,\cdot)\) \(\chi_{1075}(507,\cdot)\) \(\chi_{1075}(593,\cdot)\) \(\chi_{1075}(607,\cdot)\) \(\chi_{1075}(632,\cdot)\) \(\chi_{1075}(657,\cdot)\) \(\chi_{1075}(693,\cdot)\) \(\chi_{1075}(707,\cdot)\) \(\chi_{1075}(718,\cdot)\) \(\chi_{1075}(743,\cdot)\) \(\chi_{1075}(757,\cdot)\) \(\chi_{1075}(793,\cdot)\) \(\chi_{1075}(807,\cdot)\) \(\chi_{1075}(843,\cdot)\) \(\chi_{1075}(893,\cdot)\) \(\chi_{1075}(932,\cdot)\) \(\chi_{1075}(1007,\cdot)\) \(\chi_{1075}(1018,\cdot)\)

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

\((302,476)\) → \((-i,e\left(\frac{29}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 1075 }(18, a) \) \(1\)\(1\)\(e\left(\frac{11}{28}\right)\)\(e\left(\frac{79}{84}\right)\)\(e\left(\frac{11}{14}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{5}{28}\right)\)\(e\left(\frac{37}{42}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{61}{84}\right)\)\(e\left(\frac{29}{84}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1075 }(18,a) \;\) at \(\;a = \) e.g. 2