Properties

Label 416.365
Modulus 416416
Conductor 3232
Order 88
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(416, base_ring=CyclotomicField(8))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,7,0]))
 
pari: [g,chi] = znchar(Mod(365,416))
 

Basic properties

Modulus: 416416
Conductor: 3232
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: 88
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from χ32(13,)\chi_{32}(13,\cdot)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 416.bf

χ416(53,)\chi_{416}(53,\cdot) χ416(157,)\chi_{416}(157,\cdot) χ416(261,)\chi_{416}(261,\cdot) χ416(365,)\chi_{416}(365,\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(ζ8)\Q(\zeta_{8})
Fixed field: Q(ζ32)+\Q(\zeta_{32})^+

Values on generators

(287,261,353)(287,261,353)(1,e(78),1)(1,e\left(\frac{7}{8}\right),1)

First values

aa 1-11133557799111115151717191921212323
χ416(365,a) \chi_{ 416 }(365, a) 1111e(58)e\left(\frac{5}{8}\right)e(78)e\left(\frac{7}{8}\right)i-iiie(38)e\left(\frac{3}{8}\right)1-11-1e(18)e\left(\frac{1}{8}\right)e(38)e\left(\frac{3}{8}\right)ii
sage: chi.jacobi_sum(n)
 
χ416(365,a)   \chi_{ 416 }(365,a) \; at   a=\;a = e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
τa(χ416(365,))   \tau_{ a }( \chi_{ 416 }(365,·) )\; at   a=\;a = e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
J(χ416(365,),χ416(n,))   J(\chi_{ 416 }(365,·),\chi_{ 416 }(n,·)) \; for   n= \; n = e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
K(a,b,χ416(365,))  K(a,b,\chi_{ 416 }(365,·)) \; at   a,b=\; a,b = e.g. 1,2