Properties

Label 4730.2949
Modulus $4730$
Conductor $215$
Order $42$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(4730, base_ring=CyclotomicField(42))
 
M = H._module
 
chi = DirichletCharacter(H, M([21,0,8]))
 
pari: [g,chi] = znchar(Mod(2949,4730))
 

Basic properties

Modulus: \(4730\)
Conductor: \(215\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(42\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{215}(154,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 4730.ci

\(\chi_{4730}(529,\cdot)\) \(\chi_{4730}(969,\cdot)\) \(\chi_{4730}(1299,\cdot)\) \(\chi_{4730}(1519,\cdot)\) \(\chi_{4730}(1629,\cdot)\) \(\chi_{4730}(1959,\cdot)\) \(\chi_{4730}(2289,\cdot)\) \(\chi_{4730}(2509,\cdot)\) \(\chi_{4730}(2949,\cdot)\) \(\chi_{4730}(3609,\cdot)\) \(\chi_{4730}(4159,\cdot)\) \(\chi_{4730}(4489,\cdot)\)

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: \(\Q(\zeta_{21})\)
Fixed field: 42.42.104017955712751803355033526522081856753017553948018605377854818344593048095703125.1

Values on generators

\((947,431,1981)\) → \((-1,1,e\left(\frac{4}{21}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)\(29\)
\( \chi_{ 4730 }(2949, a) \) \(1\)\(1\)\(e\left(\frac{29}{42}\right)\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{8}{21}\right)\)\(e\left(\frac{25}{42}\right)\)\(e\left(\frac{31}{42}\right)\)\(e\left(\frac{13}{21}\right)\)\(e\left(\frac{6}{7}\right)\)\(e\left(\frac{23}{42}\right)\)\(e\left(\frac{1}{14}\right)\)\(e\left(\frac{17}{21}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 4730 }(2949,a) \;\) at \(\;a = \) e.g. 2