Properties

Label 1840.7
Modulus $1840$
Conductor $920$
Order $44$
Real no
Primitive no
Minimal no
Parity odd

Related objects

Downloads

Learn more

Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1840, base_ring=CyclotomicField(44))
 
M = H._module
 
chi = DirichletCharacter(H, M([22,22,11,38]))
 
pari: [g,chi] = znchar(Mod(7,1840))
 

Basic properties

Modulus: \(1840\)
Conductor: \(920\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(44\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{920}(467,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1840.cq

\(\chi_{1840}(7,\cdot)\) \(\chi_{1840}(103,\cdot)\) \(\chi_{1840}(247,\cdot)\) \(\chi_{1840}(263,\cdot)\) \(\chi_{1840}(327,\cdot)\) \(\chi_{1840}(343,\cdot)\) \(\chi_{1840}(503,\cdot)\) \(\chi_{1840}(567,\cdot)\) \(\chi_{1840}(663,\cdot)\) \(\chi_{1840}(727,\cdot)\) \(\chi_{1840}(743,\cdot)\) \(\chi_{1840}(983,\cdot)\) \(\chi_{1840}(1063,\cdot)\) \(\chi_{1840}(1207,\cdot)\) \(\chi_{1840}(1303,\cdot)\) \(\chi_{1840}(1367,\cdot)\) \(\chi_{1840}(1447,\cdot)\) \(\chi_{1840}(1463,\cdot)\) \(\chi_{1840}(1607,\cdot)\) \(\chi_{1840}(1767,\cdot)\)

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: \(\Q(\zeta_{44})\)
Fixed field: 44.0.13383169230192059253459701104387771124501004765020501667165784506368000000000000000000000000000000000.1

Values on generators

\((1151,1381,737,1201)\) → \((-1,-1,i,e\left(\frac{19}{22}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(27\)\(29\)
\( \chi_{ 1840 }(7, a) \) \(-1\)\(1\)\(e\left(\frac{25}{44}\right)\)\(e\left(\frac{7}{44}\right)\)\(e\left(\frac{3}{22}\right)\)\(e\left(\frac{17}{22}\right)\)\(e\left(\frac{15}{44}\right)\)\(e\left(\frac{13}{44}\right)\)\(e\left(\frac{5}{11}\right)\)\(e\left(\frac{8}{11}\right)\)\(e\left(\frac{31}{44}\right)\)\(e\left(\frac{6}{11}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1840 }(7,a) \;\) at \(\;a = \) e.g. 2