Properties

Label 1601.1280
Modulus $1601$
Conductor $1601$
Order $80$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1601, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([73]))
 
pari: [g,chi] = znchar(Mod(1280,1601))
 

Basic properties

Modulus: \(1601\)
Conductor: \(1601\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
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 1601.n

\(\chi_{1601}(32,\cdot)\) \(\chi_{1601}(50,\cdot)\) \(\chi_{1601}(77,\cdot)\) \(\chi_{1601}(122,\cdot)\) \(\chi_{1601}(145,\cdot)\) \(\chi_{1601}(248,\cdot)\) \(\chi_{1601}(265,\cdot)\) \(\chi_{1601}(314,\cdot)\) \(\chi_{1601}(321,\cdot)\) \(\chi_{1601}(399,\cdot)\) \(\chi_{1601}(413,\cdot)\) \(\chi_{1601}(499,\cdot)\) \(\chi_{1601}(510,\cdot)\) \(\chi_{1601}(604,\cdot)\) \(\chi_{1601}(607,\cdot)\) \(\chi_{1601}(748,\cdot)\) \(\chi_{1601}(853,\cdot)\) \(\chi_{1601}(994,\cdot)\) \(\chi_{1601}(997,\cdot)\) \(\chi_{1601}(1091,\cdot)\) \(\chi_{1601}(1102,\cdot)\) \(\chi_{1601}(1188,\cdot)\) \(\chi_{1601}(1202,\cdot)\) \(\chi_{1601}(1280,\cdot)\) \(\chi_{1601}(1287,\cdot)\) \(\chi_{1601}(1336,\cdot)\) \(\chi_{1601}(1353,\cdot)\) \(\chi_{1601}(1456,\cdot)\) \(\chi_{1601}(1479,\cdot)\) \(\chi_{1601}(1524,\cdot)\) ...

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

\(3\) → \(e\left(\frac{73}{80}\right)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 1601 }(1280, a) \) \(1\)\(1\)\(e\left(\frac{9}{20}\right)\)\(e\left(\frac{73}{80}\right)\)\(e\left(\frac{9}{10}\right)\)\(e\left(\frac{13}{20}\right)\)\(e\left(\frac{29}{80}\right)\)\(e\left(\frac{51}{80}\right)\)\(e\left(\frac{7}{20}\right)\)\(e\left(\frac{33}{40}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{49}{80}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1601 }(1280,a) \;\) at \(\;a = \) e.g. 2