Properties

Label 289.13
Modulus $289$
Conductor $289$
Order $68$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(289, base_ring=CyclotomicField(68))
 
M = H._module
 
chi = DirichletCharacter(H, M([49]))
 
pari: [g,chi] = znchar(Mod(13,289))
 

Basic properties

Modulus: \(289\)
Conductor: \(289\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(68\)
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 289.h

\(\chi_{289}(4,\cdot)\) \(\chi_{289}(13,\cdot)\) \(\chi_{289}(21,\cdot)\) \(\chi_{289}(30,\cdot)\) \(\chi_{289}(47,\cdot)\) \(\chi_{289}(55,\cdot)\) \(\chi_{289}(64,\cdot)\) \(\chi_{289}(72,\cdot)\) \(\chi_{289}(81,\cdot)\) \(\chi_{289}(89,\cdot)\) \(\chi_{289}(98,\cdot)\) \(\chi_{289}(106,\cdot)\) \(\chi_{289}(115,\cdot)\) \(\chi_{289}(123,\cdot)\) \(\chi_{289}(132,\cdot)\) \(\chi_{289}(140,\cdot)\) \(\chi_{289}(149,\cdot)\) \(\chi_{289}(157,\cdot)\) \(\chi_{289}(166,\cdot)\) \(\chi_{289}(174,\cdot)\) \(\chi_{289}(183,\cdot)\) \(\chi_{289}(191,\cdot)\) \(\chi_{289}(200,\cdot)\) \(\chi_{289}(208,\cdot)\) \(\chi_{289}(217,\cdot)\) \(\chi_{289}(225,\cdot)\) \(\chi_{289}(234,\cdot)\) \(\chi_{289}(242,\cdot)\) \(\chi_{289}(259,\cdot)\) \(\chi_{289}(268,\cdot)\) ...

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: $\Q(\zeta_{68})$
Fixed field: Number field defined by a degree 68 polynomial

Values on generators

\(3\) → \(e\left(\frac{49}{68}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 289 }(13, a) \) \(1\)\(1\)\(e\left(\frac{31}{34}\right)\)\(e\left(\frac{49}{68}\right)\)\(e\left(\frac{14}{17}\right)\)\(e\left(\frac{1}{68}\right)\)\(e\left(\frac{43}{68}\right)\)\(e\left(\frac{47}{68}\right)\)\(e\left(\frac{25}{34}\right)\)\(e\left(\frac{15}{34}\right)\)\(e\left(\frac{63}{68}\right)\)\(e\left(\frac{39}{68}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 289 }(13,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 289 }(13,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 289 }(13,·),\chi_{ 289 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 289 }(13,·)) \;\) at \(\; a,b = \) e.g. 1,2