Properties

Label 1421.26
Modulus $1421$
Conductor $1421$
Order $84$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1421, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([34,57]))
 
pari: [g,chi] = znchar(Mod(26,1421))
 

Basic properties

Modulus: \(1421\)
Conductor: \(1421\)
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: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1421.do

\(\chi_{1421}(26,\cdot)\) \(\chi_{1421}(89,\cdot)\) \(\chi_{1421}(108,\cdot)\) \(\chi_{1421}(164,\cdot)\) \(\chi_{1421}(213,\cdot)\) \(\chi_{1421}(250,\cdot)\) \(\chi_{1421}(327,\cdot)\) \(\chi_{1421}(395,\cdot)\) \(\chi_{1421}(446,\cdot)\) \(\chi_{1421}(467,\cdot)\) \(\chi_{1421}(479,\cdot)\) \(\chi_{1421}(537,\cdot)\) \(\chi_{1421}(572,\cdot)\) \(\chi_{1421}(591,\cdot)\) \(\chi_{1421}(780,\cdot)\) \(\chi_{1421}(955,\cdot)\) \(\chi_{1421}(1116,\cdot)\) \(\chi_{1421}(1174,\cdot)\) \(\chi_{1421}(1216,\cdot)\) \(\chi_{1421}(1221,\cdot)\) \(\chi_{1421}(1237,\cdot)\) \(\chi_{1421}(1249,\cdot)\) \(\chi_{1421}(1284,\cdot)\) \(\chi_{1421}(1286,\cdot)\)

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

\((1277,785)\) → \((e\left(\frac{17}{42}\right),e\left(\frac{19}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 1421 }(26, a) \) \(1\)\(1\)\(e\left(\frac{17}{84}\right)\)\(e\left(\frac{67}{84}\right)\)\(e\left(\frac{17}{42}\right)\)\(e\left(\frac{2}{3}\right)\)\(1\)\(e\left(\frac{17}{28}\right)\)\(e\left(\frac{25}{42}\right)\)\(e\left(\frac{73}{84}\right)\)\(e\left(\frac{13}{84}\right)\)\(e\left(\frac{17}{84}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1421 }(26,a) \;\) at \(\;a = \) e.g. 2