Properties

Label 561.107
Modulus $561$
Conductor $561$
Order $80$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(561, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([40,24,25]))
 
pari: [g,chi] = znchar(Mod(107,561))
 

Basic properties

Modulus: \(561\)
Conductor: \(561\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
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 561.bl

\(\chi_{561}(29,\cdot)\) \(\chi_{561}(41,\cdot)\) \(\chi_{561}(62,\cdot)\) \(\chi_{561}(74,\cdot)\) \(\chi_{561}(95,\cdot)\) \(\chi_{561}(107,\cdot)\) \(\chi_{561}(116,\cdot)\) \(\chi_{561}(167,\cdot)\) \(\chi_{561}(173,\cdot)\) \(\chi_{561}(182,\cdot)\) \(\chi_{561}(194,\cdot)\) \(\chi_{561}(215,\cdot)\) \(\chi_{561}(227,\cdot)\) \(\chi_{561}(233,\cdot)\) \(\chi_{561}(248,\cdot)\) \(\chi_{561}(260,\cdot)\) \(\chi_{561}(266,\cdot)\) \(\chi_{561}(299,\cdot)\) \(\chi_{561}(326,\cdot)\) \(\chi_{561}(347,\cdot)\) \(\chi_{561}(371,\cdot)\) \(\chi_{561}(380,\cdot)\) \(\chi_{561}(398,\cdot)\) \(\chi_{561}(413,\cdot)\) \(\chi_{561}(431,\cdot)\) \(\chi_{561}(437,\cdot)\) \(\chi_{561}(464,\cdot)\) \(\chi_{561}(470,\cdot)\) \(\chi_{561}(479,\cdot)\) \(\chi_{561}(503,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((188,409,496)\) → \((-1,e\left(\frac{3}{10}\right),e\left(\frac{5}{16}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(13\)\(14\)\(16\)\(19\)
\( \chi_{ 561 }(107, a) \) \(-1\)\(1\)\(e\left(\frac{7}{40}\right)\)\(e\left(\frac{7}{20}\right)\)\(e\left(\frac{21}{80}\right)\)\(e\left(\frac{43}{80}\right)\)\(e\left(\frac{21}{40}\right)\)\(e\left(\frac{7}{16}\right)\)\(e\left(\frac{11}{20}\right)\)\(e\left(\frac{57}{80}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{11}{40}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 561 }(107,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 561 }(107,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 561 }(107,·),\chi_{ 561 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 561 }(107,·)) \;\) at \(\; a,b = \) e.g. 1,2