Properties

Label 379.13
Modulus $379$
Conductor $379$
Order $378$
Real no
Primitive yes
Minimal yes
Parity odd

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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([313]))
 
pari: [g,chi] = znchar(Mod(13,379))
 

Basic properties

Modulus: \(379\)
Conductor: \(379\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(378\)
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 379.p

\(\chi_{379}(2,\cdot)\) \(\chi_{379}(3,\cdot)\) \(\chi_{379}(7,\cdot)\) \(\chi_{379}(10,\cdot)\) \(\chi_{379}(12,\cdot)\) \(\chi_{379}(13,\cdot)\) \(\chi_{379}(15,\cdot)\) \(\chi_{379}(17,\cdot)\) \(\chi_{379}(18,\cdot)\) \(\chi_{379}(28,\cdot)\) \(\chi_{379}(31,\cdot)\) \(\chi_{379}(32,\cdot)\) \(\chi_{379}(35,\cdot)\) \(\chi_{379}(38,\cdot)\) \(\chi_{379}(42,\cdot)\) \(\chi_{379}(43,\cdot)\) \(\chi_{379}(46,\cdot)\) \(\chi_{379}(47,\cdot)\) \(\chi_{379}(50,\cdot)\) \(\chi_{379}(53,\cdot)\) \(\chi_{379}(55,\cdot)\) \(\chi_{379}(60,\cdot)\) \(\chi_{379}(65,\cdot)\) \(\chi_{379}(66,\cdot)\) \(\chi_{379}(71,\cdot)\) \(\chi_{379}(72,\cdot)\) \(\chi_{379}(74,\cdot)\) \(\chi_{379}(75,\cdot)\) \(\chi_{379}(78,\cdot)\) \(\chi_{379}(82,\cdot)\) ...

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 378 polynomial (not computed)

Values on generators

\(2\) → \(e\left(\frac{313}{378}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 379 }(13, a) \) \(-1\)\(1\)\(e\left(\frac{313}{378}\right)\)\(e\left(\frac{167}{378}\right)\)\(e\left(\frac{124}{189}\right)\)\(e\left(\frac{5}{21}\right)\)\(e\left(\frac{17}{63}\right)\)\(e\left(\frac{131}{378}\right)\)\(e\left(\frac{61}{126}\right)\)\(e\left(\frac{167}{189}\right)\)\(e\left(\frac{25}{378}\right)\)\(e\left(\frac{37}{54}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 379 }(13,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 379 }(13,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 379 }(13,·),\chi_{ 379 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 379 }(13,·)) \;\) at \(\; a,b = \) e.g. 1,2