Properties

Label 2151.55
Modulus $2151$
Conductor $239$
Order $119$
Real no
Primitive no
Minimal yes
Parity even

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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([0,142]))
 
pari: [g,chi] = znchar(Mod(55,2151))
 

Basic properties

Modulus: \(2151\)
Conductor: \(239\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(119\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{239}(55,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2151.y

\(\chi_{2151}(55,\cdot)\) \(\chi_{2151}(64,\cdot)\) \(\chi_{2151}(91,\cdot)\) \(\chi_{2151}(109,\cdot)\) \(\chi_{2151}(127,\cdot)\) \(\chi_{2151}(136,\cdot)\) \(\chi_{2151}(145,\cdot)\) \(\chi_{2151}(226,\cdot)\) \(\chi_{2151}(244,\cdot)\) \(\chi_{2151}(271,\cdot)\) \(\chi_{2151}(289,\cdot)\) \(\chi_{2151}(307,\cdot)\) \(\chi_{2151}(352,\cdot)\) \(\chi_{2151}(361,\cdot)\) \(\chi_{2151}(415,\cdot)\) \(\chi_{2151}(487,\cdot)\) \(\chi_{2151}(496,\cdot)\) \(\chi_{2151}(505,\cdot)\) \(\chi_{2151}(523,\cdot)\) \(\chi_{2151}(532,\cdot)\) \(\chi_{2151}(550,\cdot)\) \(\chi_{2151}(559,\cdot)\) \(\chi_{2151}(568,\cdot)\) \(\chi_{2151}(577,\cdot)\) \(\chi_{2151}(586,\cdot)\) \(\chi_{2151}(613,\cdot)\) \(\chi_{2151}(622,\cdot)\) \(\chi_{2151}(631,\cdot)\) \(\chi_{2151}(640,\cdot)\) \(\chi_{2151}(658,\cdot)\) ...

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 119 polynomial (not computed)

Values on generators

\((479,1441)\) → \((1,e\left(\frac{71}{119}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 2151 }(55, a) \) \(1\)\(1\)\(e\left(\frac{45}{119}\right)\)\(e\left(\frac{90}{119}\right)\)\(e\left(\frac{40}{119}\right)\)\(e\left(\frac{71}{119}\right)\)\(e\left(\frac{16}{119}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{46}{119}\right)\)\(e\left(\frac{78}{119}\right)\)\(e\left(\frac{116}{119}\right)\)\(e\left(\frac{61}{119}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2151 }(55,a) \;\) at \(\;a = \) e.g. 2