Properties

Label 389.9
Modulus $389$
Conductor $389$
Order $194$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(389, base_ring=CyclotomicField(194))
 
M = H._module
 
chi = DirichletCharacter(H, M([77]))
 
pari: [g,chi] = znchar(Mod(9,389))
 

Basic properties

Modulus: \(389\)
Conductor: \(389\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(194\)
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 389.e

\(\chi_{389}(4,\cdot)\) \(\chi_{389}(9,\cdot)\) \(\chi_{389}(19,\cdot)\) \(\chi_{389}(20,\cdot)\) \(\chi_{389}(24,\cdot)\) \(\chi_{389}(28,\cdot)\) \(\chi_{389}(41,\cdot)\) \(\chi_{389}(44,\cdot)\) \(\chi_{389}(45,\cdot)\) \(\chi_{389}(46,\cdot)\) \(\chi_{389}(52,\cdot)\) \(\chi_{389}(54,\cdot)\) \(\chi_{389}(59,\cdot)\) \(\chi_{389}(62,\cdot)\) \(\chi_{389}(63,\cdot)\) \(\chi_{389}(64,\cdot)\) \(\chi_{389}(68,\cdot)\) \(\chi_{389}(86,\cdot)\) \(\chi_{389}(87,\cdot)\) \(\chi_{389}(95,\cdot)\) \(\chi_{389}(99,\cdot)\) \(\chi_{389}(100,\cdot)\) \(\chi_{389}(106,\cdot)\) \(\chi_{389}(111,\cdot)\) \(\chi_{389}(114,\cdot)\) \(\chi_{389}(117,\cdot)\) \(\chi_{389}(120,\cdot)\) \(\chi_{389}(127,\cdot)\) \(\chi_{389}(133,\cdot)\) \(\chi_{389}(137,\cdot)\) ...

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: $\Q(\zeta_{97})$
Fixed field: Number field defined by a degree 194 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{77}{194}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 389 }(9, a) \) \(1\)\(1\)\(e\left(\frac{77}{194}\right)\)\(e\left(\frac{109}{194}\right)\)\(e\left(\frac{77}{97}\right)\)\(e\left(\frac{33}{97}\right)\)\(e\left(\frac{93}{97}\right)\)\(e\left(\frac{18}{97}\right)\)\(e\left(\frac{37}{194}\right)\)\(e\left(\frac{12}{97}\right)\)\(e\left(\frac{143}{194}\right)\)\(e\left(\frac{26}{97}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 389 }(9,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 389 }(9,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 389 }(9,·),\chi_{ 389 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 389 }(9,·)) \;\) at \(\; a,b = \) e.g. 1,2