Properties

Label 379.4
Modulus $379$
Conductor $379$
Order $189$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(379, base_ring=CyclotomicField(378))
 
M = H._module
 
chi = DirichletCharacter(H, M([2]))
 
pari: [g,chi] = znchar(Mod(4,379))
 

Basic properties

Modulus: \(379\)
Conductor: \(379\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(189\)
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 379.o

\(\chi_{379}(4,\cdot)\) \(\chi_{379}(9,\cdot)\) \(\chi_{379}(16,\cdot)\) \(\chi_{379}(19,\cdot)\) \(\chi_{379}(20,\cdot)\) \(\chi_{379}(21,\cdot)\) \(\chi_{379}(22,\cdot)\) \(\chi_{379}(26,\cdot)\) \(\chi_{379}(34,\cdot)\) \(\chi_{379}(45,\cdot)\) \(\chi_{379}(49,\cdot)\) \(\chi_{379}(54,\cdot)\) \(\chi_{379}(56,\cdot)\) \(\chi_{379}(58,\cdot)\) \(\chi_{379}(62,\cdot)\) \(\chi_{379}(80,\cdot)\) \(\chi_{379}(81,\cdot)\) \(\chi_{379}(88,\cdot)\) \(\chi_{379}(92,\cdot)\) \(\chi_{379}(95,\cdot)\) \(\chi_{379}(96,\cdot)\) \(\chi_{379}(97,\cdot)\) \(\chi_{379}(100,\cdot)\) \(\chi_{379}(101,\cdot)\) \(\chi_{379}(103,\cdot)\) \(\chi_{379}(104,\cdot)\) \(\chi_{379}(105,\cdot)\) \(\chi_{379}(106,\cdot)\) \(\chi_{379}(110,\cdot)\) \(\chi_{379}(114,\cdot)\) ...

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: $\Q(\zeta_{189})$
Fixed field: Number field defined by a degree 189 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{1}{189}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 379 }(4, a) \) \(1\)\(1\)\(e\left(\frac{1}{189}\right)\)\(e\left(\frac{137}{189}\right)\)\(e\left(\frac{2}{189}\right)\)\(e\left(\frac{16}{21}\right)\)\(e\left(\frac{46}{63}\right)\)\(e\left(\frac{155}{189}\right)\)\(e\left(\frac{1}{63}\right)\)\(e\left(\frac{85}{189}\right)\)\(e\left(\frac{145}{189}\right)\)\(e\left(\frac{4}{27}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 379 }(4,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 379 }(4,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 379 }(4,·),\chi_{ 379 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 379 }(4,·)) \;\) at \(\; a,b = \) e.g. 1,2