Properties

Label 8005.31
Modulus $8005$
Conductor $1601$
Order $100$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8005, base_ring=CyclotomicField(100))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,19]))
 
pari: [g,chi] = znchar(Mod(31,8005))
 

Basic properties

Modulus: \(8005\)
Conductor: \(1601\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(100\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1601}(31,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 8005.bx

\(\chi_{8005}(16,\cdot)\) \(\chi_{8005}(31,\cdot)\) \(\chi_{8005}(841,\cdot)\) \(\chi_{8005}(876,\cdot)\) \(\chi_{8005}(976,\cdot)\) \(\chi_{8005}(1311,\cdot)\) \(\chi_{8005}(1351,\cdot)\) \(\chi_{8005}(1501,\cdot)\) \(\chi_{8005}(1701,\cdot)\) \(\chi_{8005}(1851,\cdot)\) \(\chi_{8005}(1891,\cdot)\) \(\chi_{8005}(2226,\cdot)\) \(\chi_{8005}(2326,\cdot)\) \(\chi_{8005}(2361,\cdot)\) \(\chi_{8005}(3171,\cdot)\) \(\chi_{8005}(3186,\cdot)\) \(\chi_{8005}(3501,\cdot)\) \(\chi_{8005}(3791,\cdot)\) \(\chi_{8005}(3796,\cdot)\) \(\chi_{8005}(3836,\cdot)\) \(\chi_{8005}(4041,\cdot)\) \(\chi_{8005}(4096,\cdot)\) \(\chi_{8005}(4131,\cdot)\) \(\chi_{8005}(4856,\cdot)\) \(\chi_{8005}(5406,\cdot)\) \(\chi_{8005}(5431,\cdot)\) \(\chi_{8005}(5471,\cdot)\) \(\chi_{8005}(5526,\cdot)\) \(\chi_{8005}(5681,\cdot)\) \(\chi_{8005}(5736,\cdot)\) ...

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: $\Q(\zeta_{100})$
Fixed field: Number field defined by a degree 100 polynomial

Values on generators

\((1602,4806)\) → \((1,e\left(\frac{19}{100}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 8005 }(31, a) \) \(1\)\(1\)\(e\left(\frac{22}{25}\right)\)\(e\left(\frac{19}{100}\right)\)\(e\left(\frac{19}{25}\right)\)\(e\left(\frac{7}{100}\right)\)\(e\left(\frac{53}{100}\right)\)\(e\left(\frac{16}{25}\right)\)\(e\left(\frac{19}{50}\right)\)\(e\left(\frac{27}{100}\right)\)\(e\left(\frac{19}{20}\right)\)\(-i\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 8005 }(31,a) \;\) at \(\;a = \) e.g. 2