Properties

Label 6840.137
Modulus $6840$
Conductor $855$
Order $36$
Real no
Primitive no
Minimal yes
Parity even

Related objects

Downloads

Learn more

Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6840, base_ring=CyclotomicField(36))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,0,6,9,4]))
 
pari: [g,chi] = znchar(Mod(137,6840))
 

Basic properties

Modulus: \(6840\)
Conductor: \(855\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(36\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{855}(137,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 6840.nd

\(\chi_{6840}(137,\cdot)\) \(\chi_{6840}(473,\cdot)\) \(\chi_{6840}(833,\cdot)\) \(\chi_{6840}(1073,\cdot)\) \(\chi_{6840}(2057,\cdot)\) \(\chi_{6840}(2153,\cdot)\) \(\chi_{6840}(2873,\cdot)\) \(\chi_{6840}(4577,\cdot)\) \(\chi_{6840}(4793,\cdot)\) \(\chi_{6840}(4937,\cdot)\) \(\chi_{6840}(5177,\cdot)\) \(\chi_{6840}(6257,\cdot)\)

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: \(\Q(\zeta_{36})\)
Fixed field: 36.36.36045670002337036813834863966937246686386512405362460211785986211962997913360595703125.1

Values on generators

\((1711,3421,5321,2737,6481)\) → \((1,1,e\left(\frac{1}{6}\right),i,e\left(\frac{1}{9}\right))\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(17\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 6840 }(137, a) \) \(1\)\(1\)\(e\left(\frac{7}{12}\right)\)\(-1\)\(e\left(\frac{23}{36}\right)\)\(e\left(\frac{31}{36}\right)\)\(e\left(\frac{29}{36}\right)\)\(e\left(\frac{5}{9}\right)\)\(1\)\(i\)\(e\left(\frac{5}{18}\right)\)\(e\left(\frac{7}{36}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 6840 }(137,a) \;\) at \(\;a = \) e.g. 2