Properties

Label 1856.21
Modulus $1856$
Conductor $1856$
Order $112$
Real no
Primitive yes
Minimal yes
Parity odd

Related objects

Downloads

Learn more

Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1856, base_ring=CyclotomicField(112))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,91,68]))
 
pari: [g,chi] = znchar(Mod(21,1856))
 

Basic properties

Modulus: \(1856\)
Conductor: \(1856\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(112\)
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 1856.cs

\(\chi_{1856}(21,\cdot)\) \(\chi_{1856}(69,\cdot)\) \(\chi_{1856}(101,\cdot)\) \(\chi_{1856}(189,\cdot)\) \(\chi_{1856}(221,\cdot)\) \(\chi_{1856}(269,\cdot)\) \(\chi_{1856}(293,\cdot)\) \(\chi_{1856}(309,\cdot)\) \(\chi_{1856}(317,\cdot)\) \(\chi_{1856}(437,\cdot)\) \(\chi_{1856}(445,\cdot)\) \(\chi_{1856}(461,\cdot)\) \(\chi_{1856}(485,\cdot)\) \(\chi_{1856}(533,\cdot)\) \(\chi_{1856}(565,\cdot)\) \(\chi_{1856}(653,\cdot)\) \(\chi_{1856}(685,\cdot)\) \(\chi_{1856}(733,\cdot)\) \(\chi_{1856}(757,\cdot)\) \(\chi_{1856}(773,\cdot)\) \(\chi_{1856}(781,\cdot)\) \(\chi_{1856}(901,\cdot)\) \(\chi_{1856}(909,\cdot)\) \(\chi_{1856}(925,\cdot)\) \(\chi_{1856}(949,\cdot)\) \(\chi_{1856}(997,\cdot)\) \(\chi_{1856}(1029,\cdot)\) \(\chi_{1856}(1117,\cdot)\) \(\chi_{1856}(1149,\cdot)\) \(\chi_{1856}(1197,\cdot)\) ...

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: $\Q(\zeta_{112})$
Fixed field: Number field defined by a degree 112 polynomial (not computed)

Values on generators

\((639,581,321)\) → \((1,e\left(\frac{13}{16}\right),e\left(\frac{17}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(19\)\(21\)
\( \chi_{ 1856 }(21, a) \) \(-1\)\(1\)\(e\left(\frac{53}{112}\right)\)\(e\left(\frac{19}{112}\right)\)\(e\left(\frac{23}{56}\right)\)\(e\left(\frac{53}{56}\right)\)\(e\left(\frac{27}{112}\right)\)\(e\left(\frac{13}{112}\right)\)\(e\left(\frac{9}{14}\right)\)\(-1\)\(e\left(\frac{17}{112}\right)\)\(e\left(\frac{99}{112}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1856 }(21,a) \;\) at \(\;a = \) e.g. 2