Properties

Label 637.11
Modulus $637$
Conductor $637$
Order $84$
Real no
Primitive yes
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(637, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([80,49]))
 
pari: [g,chi] = znchar(Mod(11,637))
 

Basic properties

Modulus: \(637\)
Conductor: \(637\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
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 637.ca

\(\chi_{637}(11,\cdot)\) \(\chi_{637}(58,\cdot)\) \(\chi_{637}(72,\cdot)\) \(\chi_{637}(102,\cdot)\) \(\chi_{637}(149,\cdot)\) \(\chi_{637}(158,\cdot)\) \(\chi_{637}(163,\cdot)\) \(\chi_{637}(193,\cdot)\) \(\chi_{637}(240,\cdot)\) \(\chi_{637}(249,\cdot)\) \(\chi_{637}(254,\cdot)\) \(\chi_{637}(284,\cdot)\) \(\chi_{637}(331,\cdot)\) \(\chi_{637}(340,\cdot)\) \(\chi_{637}(345,\cdot)\) \(\chi_{637}(375,\cdot)\) \(\chi_{637}(431,\cdot)\) \(\chi_{637}(436,\cdot)\) \(\chi_{637}(466,\cdot)\) \(\chi_{637}(513,\cdot)\) \(\chi_{637}(522,\cdot)\) \(\chi_{637}(527,\cdot)\) \(\chi_{637}(604,\cdot)\) \(\chi_{637}(613,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((248,197)\) → \((e\left(\frac{20}{21}\right),e\left(\frac{7}{12}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 637 }(11, a) \) \(-1\)\(1\)\(e\left(\frac{29}{84}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{29}{42}\right)\)\(e\left(\frac{73}{84}\right)\)\(e\left(\frac{53}{84}\right)\)\(e\left(\frac{1}{28}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{3}{14}\right)\)\(e\left(\frac{5}{28}\right)\)\(e\left(\frac{41}{42}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 637 }(11,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

sage: chi.gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 637 }(11,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

sage: chi.jacobi_sum(n)
 
\( J(\chi_{ 637 }(11,·),\chi_{ 637 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

sage: chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 637 }(11,·)) \;\) at \(\; a,b = \) e.g. 1,2