Properties

Label 1470.47
Modulus $1470$
Conductor $735$
Order $84$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1470, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([42,21,10]))
 
pari: [g,chi] = znchar(Mod(47,1470))
 

Basic properties

Modulus: \(1470\)
Conductor: \(735\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{735}(47,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1470.bs

\(\chi_{1470}(17,\cdot)\) \(\chi_{1470}(47,\cdot)\) \(\chi_{1470}(143,\cdot)\) \(\chi_{1470}(173,\cdot)\) \(\chi_{1470}(257,\cdot)\) \(\chi_{1470}(353,\cdot)\) \(\chi_{1470}(383,\cdot)\) \(\chi_{1470}(437,\cdot)\) \(\chi_{1470}(467,\cdot)\) \(\chi_{1470}(563,\cdot)\) \(\chi_{1470}(593,\cdot)\) \(\chi_{1470}(647,\cdot)\) \(\chi_{1470}(677,\cdot)\) \(\chi_{1470}(773,\cdot)\) \(\chi_{1470}(857,\cdot)\) \(\chi_{1470}(887,\cdot)\) \(\chi_{1470}(983,\cdot)\) \(\chi_{1470}(1013,\cdot)\) \(\chi_{1470}(1067,\cdot)\) \(\chi_{1470}(1193,\cdot)\) \(\chi_{1470}(1223,\cdot)\) \(\chi_{1470}(1277,\cdot)\) \(\chi_{1470}(1307,\cdot)\) \(\chi_{1470}(1433,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((491,1177,1081)\) → \((-1,i,e\left(\frac{5}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(11\)\(13\)\(17\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 1470 }(47, a) \) \(-1\)\(1\)\(e\left(\frac{11}{42}\right)\)\(e\left(\frac{19}{28}\right)\)\(e\left(\frac{61}{84}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{65}{84}\right)\)\(e\left(\frac{1}{7}\right)\)\(e\left(\frac{5}{6}\right)\)\(e\left(\frac{5}{84}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{13}{28}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1470 }(47,a) \;\) at \(\;a = \) e.g. 2