Properties

Label 8021.120
Modulus $8021$
Conductor $8021$
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(8021, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([28,51]))
 
pari: [g,chi] = znchar(Mod(120,8021))
 

Basic properties

Modulus: \(8021\)
Conductor: \(8021\)
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 8021.co

\(\chi_{8021}(120,\cdot)\) \(\chi_{8021}(217,\cdot)\) \(\chi_{8021}(497,\cdot)\) \(\chi_{8021}(581,\cdot)\) \(\chi_{8021}(653,\cdot)\) \(\chi_{8021}(737,\cdot)\) \(\chi_{8021}(1017,\cdot)\) \(\chi_{8021}(1114,\cdot)\) \(\chi_{8021}(1270,\cdot)\) \(\chi_{8021}(1615,\cdot)\) \(\chi_{8021}(1634,\cdot)\) \(\chi_{8021}(2232,\cdot)\) \(\chi_{8021}(3526,\cdot)\) \(\chi_{8021}(4007,\cdot)\) \(\chi_{8021}(4143,\cdot)\) \(\chi_{8021}(4624,\cdot)\) \(\chi_{8021}(4631,\cdot)\) \(\chi_{8021}(5112,\cdot)\) \(\chi_{8021}(5248,\cdot)\) \(\chi_{8021}(5729,\cdot)\) \(\chi_{8021}(7023,\cdot)\) \(\chi_{8021}(7621,\cdot)\) \(\chi_{8021}(7640,\cdot)\) \(\chi_{8021}(7985,\cdot)\)

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

\((6788,2471)\) → \((e\left(\frac{1}{3}\right),e\left(\frac{17}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 8021 }(120, a) \) \(1\)\(1\)\(e\left(\frac{4}{21}\right)\)\(e\left(\frac{79}{84}\right)\)\(e\left(\frac{8}{21}\right)\)\(e\left(\frac{25}{28}\right)\)\(e\left(\frac{11}{84}\right)\)\(e\left(\frac{37}{42}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{37}{42}\right)\)\(e\left(\frac{1}{12}\right)\)\(e\left(\frac{23}{42}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8021 }(120,a) \;\) at \(\;a = \) e.g. 2