Properties

Label 1156.13
Modulus $1156$
Conductor $289$
Order $68$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1156, base_ring=CyclotomicField(68))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,49]))
 
pari: [g,chi] = znchar(Mod(13,1156))
 

Basic properties

Modulus: \(1156\)
Conductor: \(289\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(68\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{289}(13,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1156.p

\(\chi_{1156}(13,\cdot)\) \(\chi_{1156}(21,\cdot)\) \(\chi_{1156}(81,\cdot)\) \(\chi_{1156}(89,\cdot)\) \(\chi_{1156}(149,\cdot)\) \(\chi_{1156}(157,\cdot)\) \(\chi_{1156}(217,\cdot)\) \(\chi_{1156}(225,\cdot)\) \(\chi_{1156}(285,\cdot)\) \(\chi_{1156}(293,\cdot)\) \(\chi_{1156}(353,\cdot)\) \(\chi_{1156}(361,\cdot)\) \(\chi_{1156}(421,\cdot)\) \(\chi_{1156}(429,\cdot)\) \(\chi_{1156}(489,\cdot)\) \(\chi_{1156}(497,\cdot)\) \(\chi_{1156}(557,\cdot)\) \(\chi_{1156}(565,\cdot)\) \(\chi_{1156}(625,\cdot)\) \(\chi_{1156}(633,\cdot)\) \(\chi_{1156}(693,\cdot)\) \(\chi_{1156}(701,\cdot)\) \(\chi_{1156}(761,\cdot)\) \(\chi_{1156}(769,\cdot)\) \(\chi_{1156}(837,\cdot)\) \(\chi_{1156}(897,\cdot)\) \(\chi_{1156}(965,\cdot)\) \(\chi_{1156}(973,\cdot)\) \(\chi_{1156}(1033,\cdot)\) \(\chi_{1156}(1041,\cdot)\) ...

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: $\Q(\zeta_{68})$
Fixed field: Number field defined by a degree 68 polynomial

Values on generators

\((579,581)\) → \((1,e\left(\frac{49}{68}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(19\)\(21\)\(23\)
\( \chi_{ 1156 }(13, a) \) \(1\)\(1\)\(e\left(\frac{49}{68}\right)\)\(e\left(\frac{1}{68}\right)\)\(e\left(\frac{47}{68}\right)\)\(e\left(\frac{15}{34}\right)\)\(e\left(\frac{39}{68}\right)\)\(e\left(\frac{4}{17}\right)\)\(e\left(\frac{25}{34}\right)\)\(e\left(\frac{3}{34}\right)\)\(e\left(\frac{7}{17}\right)\)\(e\left(\frac{47}{68}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1156 }(13,a) \;\) at \(\;a = \) e.g. 2