Properties

Label 2898.19
Modulus $2898$
Conductor $161$
Order $66$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2898, base_ring=CyclotomicField(66))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,55,45]))
 
pari: [g,chi] = znchar(Mod(19,2898))
 

Basic properties

Modulus: \(2898\)
Conductor: \(161\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(66\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{161}(19,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2898.cu

\(\chi_{2898}(19,\cdot)\) \(\chi_{2898}(145,\cdot)\) \(\chi_{2898}(199,\cdot)\) \(\chi_{2898}(451,\cdot)\) \(\chi_{2898}(523,\cdot)\) \(\chi_{2898}(649,\cdot)\) \(\chi_{2898}(1027,\cdot)\) \(\chi_{2898}(1207,\cdot)\) \(\chi_{2898}(1279,\cdot)\) \(\chi_{2898}(1459,\cdot)\) \(\chi_{2898}(1585,\cdot)\) \(\chi_{2898}(1837,\cdot)\) \(\chi_{2898}(2035,\cdot)\) \(\chi_{2898}(2089,\cdot)\) \(\chi_{2898}(2215,\cdot)\) \(\chi_{2898}(2287,\cdot)\) \(\chi_{2898}(2413,\cdot)\) \(\chi_{2898}(2593,\cdot)\) \(\chi_{2898}(2665,\cdot)\) \(\chi_{2898}(2719,\cdot)\)

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: \(\Q(\zeta_{33})\)
Fixed field: Number field defined by a degree 66 polynomial

Values on generators

\((1289,829,1891)\) → \((1,e\left(\frac{5}{6}\right),e\left(\frac{15}{22}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(17\)\(19\)\(25\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 2898 }(19, a) \) \(1\)\(1\)\(e\left(\frac{28}{33}\right)\)\(e\left(\frac{31}{66}\right)\)\(e\left(\frac{1}{22}\right)\)\(e\left(\frac{20}{33}\right)\)\(e\left(\frac{13}{33}\right)\)\(e\left(\frac{23}{33}\right)\)\(e\left(\frac{3}{11}\right)\)\(e\left(\frac{61}{66}\right)\)\(e\left(\frac{65}{66}\right)\)\(e\left(\frac{15}{22}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2898 }(19,a) \;\) at \(\;a = \) e.g. 2