Properties

Label 2205.1012
Modulus $2205$
Conductor $2205$
Order $84$
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(2205, base_ring=CyclotomicField(84))
 
M = H._module
 
chi = DirichletCharacter(H, M([28,21,8]))
 
pari: [g,chi] = znchar(Mod(1012,2205))
 

Basic properties

Modulus: \(2205\)
Conductor: \(2205\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(84\)
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 2205.eb

\(\chi_{2205}(142,\cdot)\) \(\chi_{2205}(193,\cdot)\) \(\chi_{2205}(268,\cdot)\) \(\chi_{2205}(382,\cdot)\) \(\chi_{2205}(457,\cdot)\) \(\chi_{2205}(583,\cdot)\) \(\chi_{2205}(697,\cdot)\) \(\chi_{2205}(772,\cdot)\) \(\chi_{2205}(823,\cdot)\) \(\chi_{2205}(898,\cdot)\) \(\chi_{2205}(1012,\cdot)\) \(\chi_{2205}(1087,\cdot)\) \(\chi_{2205}(1138,\cdot)\) \(\chi_{2205}(1213,\cdot)\) \(\chi_{2205}(1327,\cdot)\) \(\chi_{2205}(1453,\cdot)\) \(\chi_{2205}(1528,\cdot)\) \(\chi_{2205}(1642,\cdot)\) \(\chi_{2205}(1717,\cdot)\) \(\chi_{2205}(1768,\cdot)\) \(\chi_{2205}(1957,\cdot)\) \(\chi_{2205}(2032,\cdot)\) \(\chi_{2205}(2083,\cdot)\) \(\chi_{2205}(2158,\cdot)\)

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: $\Q(\zeta_{84})$
Fixed field: Number field defined by a degree 84 polynomial

Values on generators

\((1226,442,1081)\) → \((e\left(\frac{1}{3}\right),i,e\left(\frac{2}{21}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(8\)\(11\)\(13\)\(16\)\(17\)\(19\)\(22\)\(23\)
\( \chi_{ 2205 }(1012, a) \) \(-1\)\(1\)\(e\left(\frac{5}{84}\right)\)\(e\left(\frac{5}{42}\right)\)\(e\left(\frac{5}{28}\right)\)\(e\left(\frac{1}{7}\right)\)\(e\left(\frac{47}{84}\right)\)\(e\left(\frac{5}{21}\right)\)\(e\left(\frac{53}{84}\right)\)\(e\left(\frac{5}{6}\right)\)\(e\left(\frac{17}{84}\right)\)\(e\left(\frac{1}{28}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2205 }(1012,a) \;\) at \(\;a = \) e.g. 2