Properties

Label 1205.49
Modulus $1205$
Conductor $1205$
Order $120$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1205, base_ring=CyclotomicField(120))
 
M = H._module
 
chi = DirichletCharacter(H, M([60,1]))
 
pari: [g,chi] = znchar(Mod(49,1205))
 

Basic properties

Modulus: \(1205\)
Conductor: \(1205\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(120\)
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 1205.cn

\(\chi_{1205}(29,\cdot)\) \(\chi_{1205}(49,\cdot)\) \(\chi_{1205}(59,\cdot)\) \(\chi_{1205}(164,\cdot)\) \(\chi_{1205}(169,\cdot)\) \(\chi_{1205}(174,\cdot)\) \(\chi_{1205}(229,\cdot)\) \(\chi_{1205}(244,\cdot)\) \(\chi_{1205}(259,\cdot)\) \(\chi_{1205}(294,\cdot)\) \(\chi_{1205}(349,\cdot)\) \(\chi_{1205}(374,\cdot)\) \(\chi_{1205}(429,\cdot)\) \(\chi_{1205}(464,\cdot)\) \(\chi_{1205}(479,\cdot)\) \(\chi_{1205}(494,\cdot)\) \(\chi_{1205}(549,\cdot)\) \(\chi_{1205}(554,\cdot)\) \(\chi_{1205}(559,\cdot)\) \(\chi_{1205}(664,\cdot)\) \(\chi_{1205}(674,\cdot)\) \(\chi_{1205}(694,\cdot)\) \(\chi_{1205}(884,\cdot)\) \(\chi_{1205}(889,\cdot)\) \(\chi_{1205}(914,\cdot)\) \(\chi_{1205}(919,\cdot)\) \(\chi_{1205}(944,\cdot)\) \(\chi_{1205}(984,\cdot)\) \(\chi_{1205}(1009,\cdot)\) \(\chi_{1205}(1014,\cdot)\) ...

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: $\Q(\zeta_{120})$
Fixed field: Number field defined by a degree 120 polynomial (not computed)

Values on generators

\((242,971)\) → \((-1,e\left(\frac{1}{120}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 1205 }(49, a) \) \(1\)\(1\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{1}{60}\right)\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{61}{120}\right)\)\(i\)\(e\left(\frac{1}{30}\right)\)\(e\left(\frac{5}{24}\right)\)\(e\left(\frac{11}{60}\right)\)\(e\left(\frac{107}{120}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1205 }(49,a) \;\) at \(\;a = \) e.g. 2