Properties

Label 1137.4
Modulus $1137$
Conductor $379$
Order $189$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1137, base_ring=CyclotomicField(378))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,2]))
 
pari: [g,chi] = znchar(Mod(4,1137))
 

Basic properties

Modulus: \(1137\)
Conductor: \(379\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(189\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{379}(4,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1137.bc

\(\chi_{1137}(4,\cdot)\) \(\chi_{1137}(16,\cdot)\) \(\chi_{1137}(19,\cdot)\) \(\chi_{1137}(22,\cdot)\) \(\chi_{1137}(34,\cdot)\) \(\chi_{1137}(49,\cdot)\) \(\chi_{1137}(58,\cdot)\) \(\chi_{1137}(88,\cdot)\) \(\chi_{1137}(97,\cdot)\) \(\chi_{1137}(100,\cdot)\) \(\chi_{1137}(103,\cdot)\) \(\chi_{1137}(106,\cdot)\) \(\chi_{1137}(118,\cdot)\) \(\chi_{1137}(127,\cdot)\) \(\chi_{1137}(130,\cdot)\) \(\chi_{1137}(136,\cdot)\) \(\chi_{1137}(148,\cdot)\) \(\chi_{1137}(169,\cdot)\) \(\chi_{1137}(178,\cdot)\) \(\chi_{1137}(187,\cdot)\) \(\chi_{1137}(211,\cdot)\) \(\chi_{1137}(226,\cdot)\) \(\chi_{1137}(256,\cdot)\) \(\chi_{1137}(262,\cdot)\) \(\chi_{1137}(277,\cdot)\) \(\chi_{1137}(280,\cdot)\) \(\chi_{1137}(289,\cdot)\) \(\chi_{1137}(301,\cdot)\) \(\chi_{1137}(304,\cdot)\) \(\chi_{1137}(307,\cdot)\) ...

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: $\Q(\zeta_{189})$
Fixed field: Number field defined by a degree 189 polynomial (not computed)

Values on generators

\((380,760)\) → \((1,e\left(\frac{1}{189}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 1137 }(4, a) \) \(1\)\(1\)\(e\left(\frac{1}{189}\right)\)\(e\left(\frac{2}{189}\right)\)\(e\left(\frac{16}{21}\right)\)\(e\left(\frac{155}{189}\right)\)\(e\left(\frac{1}{63}\right)\)\(e\left(\frac{145}{189}\right)\)\(e\left(\frac{4}{27}\right)\)\(e\left(\frac{124}{189}\right)\)\(e\left(\frac{52}{63}\right)\)\(e\left(\frac{4}{189}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1137 }(4,a) \;\) at \(\;a = \) e.g. 2