Properties

Label 531.28
Modulus $531$
Conductor $59$
Order $29$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(531, base_ring=CyclotomicField(58))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,20]))
 
pari: [g,chi] = znchar(Mod(28,531))
 

Basic properties

Modulus: \(531\)
Conductor: \(59\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(29\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{59}(28,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 531.i

\(\chi_{531}(19,\cdot)\) \(\chi_{531}(28,\cdot)\) \(\chi_{531}(46,\cdot)\) \(\chi_{531}(64,\cdot)\) \(\chi_{531}(100,\cdot)\) \(\chi_{531}(127,\cdot)\) \(\chi_{531}(145,\cdot)\) \(\chi_{531}(154,\cdot)\) \(\chi_{531}(163,\cdot)\) \(\chi_{531}(181,\cdot)\) \(\chi_{531}(199,\cdot)\) \(\chi_{531}(226,\cdot)\) \(\chi_{531}(253,\cdot)\) \(\chi_{531}(262,\cdot)\) \(\chi_{531}(271,\cdot)\) \(\chi_{531}(289,\cdot)\) \(\chi_{531}(298,\cdot)\) \(\chi_{531}(307,\cdot)\) \(\chi_{531}(316,\cdot)\) \(\chi_{531}(343,\cdot)\) \(\chi_{531}(352,\cdot)\) \(\chi_{531}(361,\cdot)\) \(\chi_{531}(370,\cdot)\) \(\chi_{531}(379,\cdot)\) \(\chi_{531}(433,\cdot)\) \(\chi_{531}(442,\cdot)\) \(\chi_{531}(487,\cdot)\) \(\chi_{531}(523,\cdot)\)

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: $\Q(\zeta_{29})$
Fixed field: Number field defined by a degree 29 polynomial

Values on generators

\((119,415)\) → \((1,e\left(\frac{10}{29}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 531 }(28, a) \) \(1\)\(1\)\(e\left(\frac{10}{29}\right)\)\(e\left(\frac{20}{29}\right)\)\(e\left(\frac{2}{29}\right)\)\(e\left(\frac{6}{29}\right)\)\(e\left(\frac{1}{29}\right)\)\(e\left(\frac{12}{29}\right)\)\(e\left(\frac{18}{29}\right)\)\(e\left(\frac{15}{29}\right)\)\(e\left(\frac{16}{29}\right)\)\(e\left(\frac{11}{29}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 531 }(28,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 531 }(28,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 531 }(28,·),\chi_{ 531 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 531 }(28,·)) \;\) at \(\; a,b = \) e.g. 1,2