Properties

Label 1421.11
Modulus $1421$
Conductor $1421$
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(1421, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([80,75]))
 
pari: [g,chi] = znchar(Mod(11,1421))
 

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: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1421.du

\(\chi_{1421}(11,\cdot)\) \(\chi_{1421}(39,\cdot)\) \(\chi_{1421}(130,\cdot)\) \(\chi_{1421}(142,\cdot)\) \(\chi_{1421}(317,\cdot)\) \(\chi_{1421}(438,\cdot)\) \(\chi_{1421}(478,\cdot)\) \(\chi_{1421}(583,\cdot)\) \(\chi_{1421}(611,\cdot)\) \(\chi_{1421}(646,\cdot)\) \(\chi_{1421}(891,\cdot)\) \(\chi_{1421}(907,\cdot)\) \(\chi_{1421}(914,\cdot)\) \(\chi_{1421}(947,\cdot)\) \(\chi_{1421}(984,\cdot)\) \(\chi_{1421}(996,\cdot)\) \(\chi_{1421}(1152,\cdot)\) \(\chi_{1421}(1178,\cdot)\) \(\chi_{1421}(1236,\cdot)\) \(\chi_{1421}(1262,\cdot)\) \(\chi_{1421}(1278,\cdot)\) \(\chi_{1421}(1374,\cdot)\) \(\chi_{1421}(1411,\cdot)\) \(\chi_{1421}(1418,\cdot)\)

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

\((1277,785)\) → \((e\left(\frac{20}{21}\right),e\left(\frac{25}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 1421 }(11, a) \) \(-1\)\(1\)\(e\left(\frac{55}{84}\right)\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{13}{42}\right)\)\(e\left(\frac{11}{42}\right)\)\(e\left(\frac{1}{14}\right)\)\(e\left(\frac{27}{28}\right)\)\(e\left(\frac{5}{6}\right)\)\(e\left(\frac{11}{12}\right)\)\(e\left(\frac{5}{12}\right)\)\(e\left(\frac{61}{84}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1421 }(11,a) \;\) at \(\;a = \) e.g. 2