Properties

Label 4009.10
Modulus $4009$
Conductor $4009$
Order $90$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(4009, base_ring=CyclotomicField(90))
 
M = H._module
 
chi = DirichletCharacter(H, M([85,57]))
 
pari: [g,chi] = znchar(Mod(10,4009))
 

Basic properties

Modulus: \(4009\)
Conductor: \(4009\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(90\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 4009.dm

\(\chi_{4009}(10,\cdot)\) \(\chi_{4009}(401,\cdot)\) \(\chi_{4009}(496,\cdot)\) \(\chi_{4009}(744,\cdot)\) \(\chi_{4009}(1036,\cdot)\) \(\chi_{4009}(1116,\cdot)\) \(\chi_{4009}(1343,\cdot)\) \(\chi_{4009}(1554,\cdot)\) \(\chi_{4009}(1667,\cdot)\) \(\chi_{4009}(1762,\cdot)\) \(\chi_{4009}(1960,\cdot)\) \(\chi_{4009}(2027,\cdot)\) \(\chi_{4009}(2238,\cdot)\) \(\chi_{4009}(2331,\cdot)\) \(\chi_{4009}(2511,\cdot)\) \(\chi_{4009}(2542,\cdot)\) \(\chi_{4009}(2606,\cdot)\) \(\chi_{4009}(2643,\cdot)\) \(\chi_{4009}(3031,\cdot)\) \(\chi_{4009}(3357,\cdot)\) \(\chi_{4009}(3568,\cdot)\) \(\chi_{4009}(3715,\cdot)\) \(\chi_{4009}(3859,\cdot)\) \(\chi_{4009}(3909,\cdot)\)

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: $\Q(\zeta_{45})$
Fixed field: Number field defined by a degree 90 polynomial

Values on generators

\((2111,1901)\) → \((e\left(\frac{17}{18}\right),e\left(\frac{19}{30}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 4009 }(10, a) \) \(1\)\(1\)\(e\left(\frac{26}{45}\right)\)\(e\left(\frac{23}{45}\right)\)\(e\left(\frac{7}{45}\right)\)\(e\left(\frac{32}{45}\right)\)\(e\left(\frac{4}{45}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{11}{15}\right)\)\(e\left(\frac{1}{45}\right)\)\(e\left(\frac{13}{45}\right)\)\(e\left(\frac{14}{15}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 4009 }(10,a) \;\) at \(\;a = \) e.g. 2