Properties

Label 9800.23
Modulus $9800$
Conductor $4900$
Order $420$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(9800, base_ring=CyclotomicField(420))
 
M = H._module
 
chi = DirichletCharacter(H, M([210,0,231,380]))
 
pari: [g,chi] = znchar(Mod(23,9800))
 

Basic properties

Modulus: \(9800\)
Conductor: \(4900\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(420\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{4900}(23,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 9800.hi

\(\chi_{9800}(23,\cdot)\) \(\chi_{9800}(247,\cdot)\) \(\chi_{9800}(303,\cdot)\) \(\chi_{9800}(487,\cdot)\) \(\chi_{9800}(527,\cdot)\) \(\chi_{9800}(583,\cdot)\) \(\chi_{9800}(767,\cdot)\) \(\chi_{9800}(823,\cdot)\) \(\chi_{9800}(1087,\cdot)\) \(\chi_{9800}(1103,\cdot)\) \(\chi_{9800}(1327,\cdot)\) \(\chi_{9800}(1367,\cdot)\) \(\chi_{9800}(1383,\cdot)\) \(\chi_{9800}(1423,\cdot)\) \(\chi_{9800}(1663,\cdot)\) \(\chi_{9800}(1703,\cdot)\) \(\chi_{9800}(1887,\cdot)\) \(\chi_{9800}(1927,\cdot)\) \(\chi_{9800}(1983,\cdot)\) \(\chi_{9800}(2167,\cdot)\) \(\chi_{9800}(2263,\cdot)\) \(\chi_{9800}(2447,\cdot)\) \(\chi_{9800}(2487,\cdot)\) \(\chi_{9800}(2503,\cdot)\) \(\chi_{9800}(2727,\cdot)\) \(\chi_{9800}(2767,\cdot)\) \(\chi_{9800}(2783,\cdot)\) \(\chi_{9800}(3047,\cdot)\) \(\chi_{9800}(3063,\cdot)\) \(\chi_{9800}(3103,\cdot)\) ...

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: $\Q(\zeta_{420})$
Fixed field: Number field defined by a degree 420 polynomial (not computed)

Values on generators

\((7351,4901,1177,5001)\) → \((-1,1,e\left(\frac{11}{20}\right),e\left(\frac{19}{21}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(9\)\(11\)\(13\)\(17\)\(19\)\(23\)\(27\)\(29\)\(31\)
\( \chi_{ 9800 }(23, a) \) \(1\)\(1\)\(e\left(\frac{107}{420}\right)\)\(e\left(\frac{107}{210}\right)\)\(e\left(\frac{103}{210}\right)\)\(e\left(\frac{43}{140}\right)\)\(e\left(\frac{323}{420}\right)\)\(e\left(\frac{1}{15}\right)\)\(e\left(\frac{391}{420}\right)\)\(e\left(\frac{107}{140}\right)\)\(e\left(\frac{27}{70}\right)\)\(e\left(\frac{7}{30}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 9800 }(23,a) \;\) at \(\;a = \) e.g. 2