Properties

Label 3380.9
Modulus $3380$
Conductor $845$
Order $78$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3380, base_ring=CyclotomicField(78))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,39,46]))
 
pari: [g,chi] = znchar(Mod(9,3380))
 

Basic properties

Modulus: \(3380\)
Conductor: \(845\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{845}(9,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 3380.ck

\(\chi_{3380}(9,\cdot)\) \(\chi_{3380}(29,\cdot)\) \(\chi_{3380}(269,\cdot)\) \(\chi_{3380}(289,\cdot)\) \(\chi_{3380}(549,\cdot)\) \(\chi_{3380}(789,\cdot)\) \(\chi_{3380}(809,\cdot)\) \(\chi_{3380}(1049,\cdot)\) \(\chi_{3380}(1069,\cdot)\) \(\chi_{3380}(1309,\cdot)\) \(\chi_{3380}(1569,\cdot)\) \(\chi_{3380}(1589,\cdot)\) \(\chi_{3380}(1829,\cdot)\) \(\chi_{3380}(1849,\cdot)\) \(\chi_{3380}(2089,\cdot)\) \(\chi_{3380}(2109,\cdot)\) \(\chi_{3380}(2349,\cdot)\) \(\chi_{3380}(2369,\cdot)\) \(\chi_{3380}(2609,\cdot)\) \(\chi_{3380}(2629,\cdot)\) \(\chi_{3380}(2869,\cdot)\) \(\chi_{3380}(2889,\cdot)\) \(\chi_{3380}(3129,\cdot)\) \(\chi_{3380}(3149,\cdot)\)

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: $\Q(\zeta_{39})$
Fixed field: Number field defined by a degree 78 polynomial

Values on generators

\((1691,677,1861)\) → \((1,-1,e\left(\frac{23}{39}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(17\)\(19\)\(21\)\(23\)\(27\)\(29\)
\( \chi_{ 3380 }(9, a) \) \(1\)\(1\)\(e\left(\frac{49}{78}\right)\)\(e\left(\frac{47}{78}\right)\)\(e\left(\frac{10}{39}\right)\)\(e\left(\frac{29}{39}\right)\)\(e\left(\frac{47}{78}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{3}{13}\right)\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{23}{26}\right)\)\(e\left(\frac{23}{39}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 3380 }(9,a) \;\) at \(\;a = \) e.g. 2