Properties

Label 2009.209
Modulus $2009$
Conductor $2009$
Order $70$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2009, base_ring=CyclotomicField(70))
 
M = H._module
 
chi = DirichletCharacter(H, M([55,21]))
 
pari: [g,chi] = znchar(Mod(209,2009))
 

Basic properties

Modulus: \(2009\)
Conductor: \(2009\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(70\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2009.br

\(\chi_{2009}(209,\cdot)\) \(\chi_{2009}(230,\cdot)\) \(\chi_{2009}(433,\cdot)\) \(\chi_{2009}(482,\cdot)\) \(\chi_{2009}(496,\cdot)\) \(\chi_{2009}(517,\cdot)\) \(\chi_{2009}(720,\cdot)\) \(\chi_{2009}(769,\cdot)\) \(\chi_{2009}(804,\cdot)\) \(\chi_{2009}(1007,\cdot)\) \(\chi_{2009}(1056,\cdot)\) \(\chi_{2009}(1070,\cdot)\) \(\chi_{2009}(1091,\cdot)\) \(\chi_{2009}(1294,\cdot)\) \(\chi_{2009}(1343,\cdot)\) \(\chi_{2009}(1357,\cdot)\) \(\chi_{2009}(1378,\cdot)\) \(\chi_{2009}(1581,\cdot)\) \(\chi_{2009}(1630,\cdot)\) \(\chi_{2009}(1644,\cdot)\) \(\chi_{2009}(1868,\cdot)\) \(\chi_{2009}(1917,\cdot)\) \(\chi_{2009}(1931,\cdot)\) \(\chi_{2009}(1952,\cdot)\)

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: $\Q(\zeta_{35})$
Fixed field: Number field defined by a degree 70 polynomial

Values on generators

\((493,785)\) → \((e\left(\frac{11}{14}\right),e\left(\frac{3}{10}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 2009 }(209, a) \) \(-1\)\(1\)\(e\left(\frac{8}{35}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{16}{35}\right)\)\(e\left(\frac{27}{70}\right)\)\(e\left(\frac{18}{35}\right)\)\(e\left(\frac{24}{35}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{43}{70}\right)\)\(e\left(\frac{23}{70}\right)\)\(e\left(\frac{26}{35}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2009 }(209,a) \;\) at \(\;a = \) e.g. 2