Properties

Label 8020.171
Modulus $8020$
Conductor $1604$
Order $80$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8020, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([40,0,33]))
 
pari: [g,chi] = znchar(Mod(171,8020))
 

Basic properties

Modulus: \(8020\)
Conductor: \(1604\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1604}(171,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8020.cv

\(\chi_{8020}(171,\cdot)\) \(\chi_{8020}(631,\cdot)\) \(\chi_{8020}(991,\cdot)\) \(\chi_{8020}(1251,\cdot)\) \(\chi_{8020}(1271,\cdot)\) \(\chi_{8020}(1311,\cdot)\) \(\chi_{8020}(1351,\cdot)\) \(\chi_{8020}(1451,\cdot)\) \(\chi_{8020}(1571,\cdot)\) \(\chi_{8020}(2031,\cdot)\) \(\chi_{8020}(2251,\cdot)\) \(\chi_{8020}(2731,\cdot)\) \(\chi_{8020}(2891,\cdot)\) \(\chi_{8020}(3051,\cdot)\) \(\chi_{8020}(3451,\cdot)\) \(\chi_{8020}(3751,\cdot)\) \(\chi_{8020}(3891,\cdot)\) \(\chi_{8020}(4931,\cdot)\) \(\chi_{8020}(5071,\cdot)\) \(\chi_{8020}(5371,\cdot)\) \(\chi_{8020}(5771,\cdot)\) \(\chi_{8020}(5931,\cdot)\) \(\chi_{8020}(6091,\cdot)\) \(\chi_{8020}(6571,\cdot)\) \(\chi_{8020}(6791,\cdot)\) \(\chi_{8020}(7251,\cdot)\) \(\chi_{8020}(7371,\cdot)\) \(\chi_{8020}(7471,\cdot)\) \(\chi_{8020}(7511,\cdot)\) \(\chi_{8020}(7551,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((4011,6417,7221)\) → \((-1,1,e\left(\frac{33}{80}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 8020 }(171, a) \) \(1\)\(1\)\(e\left(\frac{73}{80}\right)\)\(e\left(\frac{3}{40}\right)\)\(e\left(\frac{33}{40}\right)\)\(e\left(\frac{21}{40}\right)\)\(e\left(\frac{47}{80}\right)\)\(e\left(\frac{79}{80}\right)\)\(e\left(\frac{59}{80}\right)\)\(e\left(\frac{79}{80}\right)\)\(e\left(\frac{43}{80}\right)\)\(e\left(\frac{59}{80}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8020 }(171,a) \;\) at \(\;a = \) e.g. 2