Properties

Label 8020.321
Modulus $8020$
Conductor $401$
Order $25$
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(50))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,0,44]))
 
pari: [g,chi] = znchar(Mod(321,8020))
 

Basic properties

Modulus: \(8020\)
Conductor: \(401\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(25\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{401}(321,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8020.ce

\(\chi_{8020}(321,\cdot)\) \(\chi_{8020}(761,\cdot)\) \(\chi_{8020}(1381,\cdot)\) \(\chi_{8020}(1681,\cdot)\) \(\chi_{8020}(2201,\cdot)\) \(\chi_{8020}(2261,\cdot)\) \(\chi_{8020}(2601,\cdot)\) \(\chi_{8020}(2661,\cdot)\) \(\chi_{8020}(2721,\cdot)\) \(\chi_{8020}(3381,\cdot)\) \(\chi_{8020}(4061,\cdot)\) \(\chi_{8020}(4341,\cdot)\) \(\chi_{8020}(5301,\cdot)\) \(\chi_{8020}(6001,\cdot)\) \(\chi_{8020}(6421,\cdot)\) \(\chi_{8020}(6441,\cdot)\) \(\chi_{8020}(6541,\cdot)\) \(\chi_{8020}(6801,\cdot)\) \(\chi_{8020}(7041,\cdot)\) \(\chi_{8020}(7281,\cdot)\)

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: \(\Q(\zeta_{25})\)
Fixed field: Number field defined by a degree 25 polynomial

Values on generators

\((4011,6417,7221)\) → \((1,1,e\left(\frac{22}{25}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 8020 }(321, a) \) \(1\)\(1\)\(e\left(\frac{22}{25}\right)\)\(e\left(\frac{14}{25}\right)\)\(e\left(\frac{19}{25}\right)\)\(e\left(\frac{18}{25}\right)\)\(e\left(\frac{18}{25}\right)\)\(e\left(\frac{1}{25}\right)\)\(e\left(\frac{11}{25}\right)\)\(e\left(\frac{11}{25}\right)\)\(e\left(\frac{2}{25}\right)\)\(e\left(\frac{16}{25}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8020 }(321,a) \;\) at \(\;a = \) e.g. 2