Properties

Label 394.43
Modulus $394$
Conductor $197$
Order $98$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(394, base_ring=CyclotomicField(98))
 
M = H._module
 
chi = DirichletCharacter(H, M([39]))
 
pari: [g,chi] = znchar(Mod(43,394))
 

Basic properties

Modulus: \(394\)
Conductor: \(197\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(98\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{197}(43,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 394.h

\(\chi_{394}(7,\cdot)\) \(\chi_{394}(9,\cdot)\) \(\chi_{394}(15,\cdot)\) \(\chi_{394}(25,\cdot)\) \(\chi_{394}(39,\cdot)\) \(\chi_{394}(41,\cdot)\) \(\chi_{394}(43,\cdot)\) \(\chi_{394}(47,\cdot)\) \(\chi_{394}(55,\cdot)\) \(\chi_{394}(65,\cdot)\) \(\chi_{394}(97,\cdot)\) \(\chi_{394}(107,\cdot)\) \(\chi_{394}(109,\cdot)\) \(\chi_{394}(121,\cdot)\) \(\chi_{394}(127,\cdot)\) \(\chi_{394}(137,\cdot)\) \(\chi_{394}(143,\cdot)\) \(\chi_{394}(155,\cdot)\) \(\chi_{394}(157,\cdot)\) \(\chi_{394}(163,\cdot)\) \(\chi_{394}(169,\cdot)\) \(\chi_{394}(173,\cdot)\) \(\chi_{394}(181,\cdot)\) \(\chi_{394}(201,\cdot)\) \(\chi_{394}(207,\cdot)\) \(\chi_{394}(219,\cdot)\) \(\chi_{394}(223,\cdot)\) \(\chi_{394}(259,\cdot)\) \(\chi_{394}(261,\cdot)\) \(\chi_{394}(289,\cdot)\) ...

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: $\Q(\zeta_{49})$
Fixed field: Number field defined by a degree 98 polynomial

Values on generators

\(199\) → \(e\left(\frac{39}{98}\right)\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 394 }(43, a) \) \(1\)\(1\)\(e\left(\frac{3}{98}\right)\)\(e\left(\frac{41}{98}\right)\)\(e\left(\frac{5}{49}\right)\)\(e\left(\frac{3}{49}\right)\)\(e\left(\frac{53}{98}\right)\)\(e\left(\frac{93}{98}\right)\)\(e\left(\frac{22}{49}\right)\)\(e\left(\frac{27}{98}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{13}{98}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 394 }(43,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 394 }(43,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 394 }(43,·),\chi_{ 394 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 394 }(43,·)) \;\) at \(\; a,b = \) e.g. 1,2