Properties

Label 1137.7
Modulus $1137$
Conductor $379$
Order $378$
Real no
Primitive no
Minimal yes
Parity odd

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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([0,155]))
 
pari: [g,chi] = znchar(Mod(7,1137))
 

Basic properties

Modulus: \(1137\)
Conductor: \(379\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(378\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{379}(7,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1137.bf

\(\chi_{1137}(7,\cdot)\) \(\chi_{1137}(10,\cdot)\) \(\chi_{1137}(13,\cdot)\) \(\chi_{1137}(28,\cdot)\) \(\chi_{1137}(31,\cdot)\) \(\chi_{1137}(43,\cdot)\) \(\chi_{1137}(46,\cdot)\) \(\chi_{1137}(55,\cdot)\) \(\chi_{1137}(82,\cdot)\) \(\chi_{1137}(109,\cdot)\) \(\chi_{1137}(154,\cdot)\) \(\chi_{1137}(160,\cdot)\) \(\chi_{1137}(172,\cdot)\) \(\chi_{1137}(175,\cdot)\) \(\chi_{1137}(190,\cdot)\) \(\chi_{1137}(208,\cdot)\) \(\chi_{1137}(223,\cdot)\) \(\chi_{1137}(235,\cdot)\) \(\chi_{1137}(238,\cdot)\) \(\chi_{1137}(247,\cdot)\) \(\chi_{1137}(250,\cdot)\) \(\chi_{1137}(253,\cdot)\) \(\chi_{1137}(259,\cdot)\) \(\chi_{1137}(265,\cdot)\) \(\chi_{1137}(274,\cdot)\) \(\chi_{1137}(283,\cdot)\) \(\chi_{1137}(298,\cdot)\) \(\chi_{1137}(325,\cdot)\) \(\chi_{1137}(334,\cdot)\) \(\chi_{1137}(358,\cdot)\) ...

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 378 polynomial (not computed)

Values on generators

\((380,760)\) → \((1,e\left(\frac{155}{378}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 1137 }(7, a) \) \(-1\)\(1\)\(e\left(\frac{155}{378}\right)\)\(e\left(\frac{155}{189}\right)\)\(e\left(\frac{1}{21}\right)\)\(e\left(\frac{211}{378}\right)\)\(e\left(\frac{29}{126}\right)\)\(e\left(\frac{173}{378}\right)\)\(e\left(\frac{53}{54}\right)\)\(e\left(\frac{131}{378}\right)\)\(e\left(\frac{61}{63}\right)\)\(e\left(\frac{121}{189}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1137 }(7,a) \;\) at \(\;a = \) e.g. 2