Properties

Label 8550.37
Modulus $8550$
Conductor $475$
Order $20$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8550, base_ring=CyclotomicField(20))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,9,10]))
 
pari: [g,chi] = znchar(Mod(37,8550))
 

Basic properties

Modulus: \(8550\)
Conductor: \(475\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(20\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{475}(37,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8550.ds

\(\chi_{8550}(37,\cdot)\) \(\chi_{8550}(1063,\cdot)\) \(\chi_{8550}(1747,\cdot)\) \(\chi_{8550}(2773,\cdot)\) \(\chi_{8550}(4483,\cdot)\) \(\chi_{8550}(5167,\cdot)\) \(\chi_{8550}(6877,\cdot)\) \(\chi_{8550}(7903,\cdot)\)

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: \(\Q(\zeta_{20})\)
Fixed field: 20.20.17843751288604107685387134552001953125.1

Values on generators

\((1901,1027,1351)\) → \((1,e\left(\frac{9}{20}\right),-1)\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 8550 }(37, a) \) \(1\)\(1\)\(i\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{1}{20}\right)\)\(e\left(\frac{17}{20}\right)\)\(e\left(\frac{19}{20}\right)\)\(e\left(\frac{2}{5}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{11}{20}\right)\)\(e\left(\frac{3}{10}\right)\)\(-i\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8550 }(37,a) \;\) at \(\;a = \) e.g. 2