Properties

Label 1254.911
Modulus $1254$
Conductor $627$
Order $10$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1254, base_ring=CyclotomicField(10))
 
M = H._module
 
chi = DirichletCharacter(H, M([5,6,5]))
 
pari: [g,chi] = znchar(Mod(911,1254))
 

Basic properties

Modulus: \(1254\)
Conductor: \(627\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(10\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{627}(284,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1254.w

\(\chi_{1254}(113,\cdot)\) \(\chi_{1254}(455,\cdot)\) \(\chi_{1254}(797,\cdot)\) \(\chi_{1254}(911,\cdot)\)

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: \(\Q(\zeta_{5})\)
Fixed field: 10.10.128978036045108217.1

Values on generators

\((419,343,1123)\) → \((-1,e\left(\frac{3}{5}\right),-1)\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(13\)\(17\)\(23\)\(25\)\(29\)\(31\)\(35\)\(37\)
\( \chi_{ 1254 }(911, a) \) \(1\)\(1\)\(e\left(\frac{9}{10}\right)\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{9}{10}\right)\)\(-1\)\(e\left(\frac{4}{5}\right)\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{7}{10}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1254 }(911,a) \;\) at \(\;a = \) e.g. 2