Properties

Label 2151.8
Modulus $2151$
Conductor $717$
Order $238$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2151, base_ring=CyclotomicField(238))
 
M = H._module
 
chi = DirichletCharacter(H, M([119,198]))
 
pari: [g,chi] = znchar(Mod(8,2151))
 

Basic properties

Modulus: \(2151\)
Conductor: \(717\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(238\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{717}(8,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2151.ba

\(\chi_{2151}(8,\cdot)\) \(\chi_{2151}(17,\cdot)\) \(\chi_{2151}(62,\cdot)\) \(\chi_{2151}(80,\cdot)\) \(\chi_{2151}(116,\cdot)\) \(\chi_{2151}(125,\cdot)\) \(\chi_{2151}(134,\cdot)\) \(\chi_{2151}(161,\cdot)\) \(\chi_{2151}(170,\cdot)\) \(\chi_{2151}(197,\cdot)\) \(\chi_{2151}(242,\cdot)\) \(\chi_{2151}(251,\cdot)\) \(\chi_{2151}(269,\cdot)\) \(\chi_{2151}(287,\cdot)\) \(\chi_{2151}(305,\cdot)\) \(\chi_{2151}(332,\cdot)\) \(\chi_{2151}(341,\cdot)\) \(\chi_{2151}(359,\cdot)\) \(\chi_{2151}(386,\cdot)\) \(\chi_{2151}(404,\cdot)\) \(\chi_{2151}(413,\cdot)\) \(\chi_{2151}(422,\cdot)\) \(\chi_{2151}(431,\cdot)\) \(\chi_{2151}(494,\cdot)\) \(\chi_{2151}(503,\cdot)\) \(\chi_{2151}(512,\cdot)\) \(\chi_{2151}(539,\cdot)\) \(\chi_{2151}(566,\cdot)\) \(\chi_{2151}(602,\cdot)\) \(\chi_{2151}(611,\cdot)\) ...

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: $\Q(\zeta_{119})$
Fixed field: Number field defined by a degree 238 polynomial (not computed)

Values on generators

\((479,1441)\) → \((-1,e\left(\frac{99}{119}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2151 }(8, a) \) \(-1\)\(1\)\(e\left(\frac{97}{238}\right)\)\(e\left(\frac{97}{119}\right)\)\(e\left(\frac{73}{238}\right)\)\(e\left(\frac{99}{119}\right)\)\(e\left(\frac{53}{238}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{197}{238}\right)\)\(e\left(\frac{92}{119}\right)\)\(e\left(\frac{57}{238}\right)\)\(e\left(\frac{75}{119}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2151 }(8,a) \;\) at \(\;a = \) e.g. 2