Properties

Label 3380.2779
Modulus $3380$
Conductor $3380$
Order $78$
Real no
Primitive yes
Minimal yes
Parity odd

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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([39,39,71]))
 
pari: [g,chi] = znchar(Mod(2779,3380))
 

Basic properties

Modulus: \(3380\)
Conductor: \(3380\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(78\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 3380.co

\(\chi_{3380}(179,\cdot)\) \(\chi_{3380}(199,\cdot)\) \(\chi_{3380}(439,\cdot)\) \(\chi_{3380}(459,\cdot)\) \(\chi_{3380}(719,\cdot)\) \(\chi_{3380}(959,\cdot)\) \(\chi_{3380}(979,\cdot)\) \(\chi_{3380}(1219,\cdot)\) \(\chi_{3380}(1239,\cdot)\) \(\chi_{3380}(1479,\cdot)\) \(\chi_{3380}(1739,\cdot)\) \(\chi_{3380}(1759,\cdot)\) \(\chi_{3380}(1999,\cdot)\) \(\chi_{3380}(2019,\cdot)\) \(\chi_{3380}(2259,\cdot)\) \(\chi_{3380}(2279,\cdot)\) \(\chi_{3380}(2519,\cdot)\) \(\chi_{3380}(2539,\cdot)\) \(\chi_{3380}(2779,\cdot)\) \(\chi_{3380}(2799,\cdot)\) \(\chi_{3380}(3039,\cdot)\) \(\chi_{3380}(3059,\cdot)\) \(\chi_{3380}(3299,\cdot)\) \(\chi_{3380}(3319,\cdot)\)

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

\((1691,677,1861)\) → \((-1,-1,e\left(\frac{71}{78}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(17\)\(19\)\(21\)\(23\)\(27\)\(29\)
\( \chi_{ 3380 }(2779, a) \) \(-1\)\(1\)\(e\left(\frac{34}{39}\right)\)\(e\left(\frac{31}{78}\right)\)\(e\left(\frac{29}{39}\right)\)\(e\left(\frac{10}{39}\right)\)\(e\left(\frac{31}{78}\right)\)\(e\left(\frac{2}{3}\right)\)\(e\left(\frac{7}{26}\right)\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{8}{13}\right)\)\(e\left(\frac{16}{39}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 3380 }(2779,a) \;\) at \(\;a = \) e.g. 2