Properties

Conductor 1800
Order 30
Real No
Primitive Yes
Parity Odd
Orbit Label 1800.da

Related objects

Learn more about

Show commands for: SageMath / Pari/GP
sage: from dirichlet_conrey import DirichletGroup_conrey # requires nonstandard Sage package to be installed
sage: H = DirichletGroup_conrey(1800)
sage: chi = H[221]
pari: [g,chi] = znchar(Mod(221,1800))

Basic properties

sage: chi.conductor()
pari: znconreyconductor(g,chi)
Conductor = 1800
sage: chi.multiplicative_order()
pari: charorder(g,chi)
Order = 30
Real = No
sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1 \\ if not primitive returns [cond,factorization]
Primitive = Yes
sage: chi.is_odd()
pari: zncharisodd(g,chi)
Parity = Odd
Orbit label = 1800.da
Orbit index = 79

Galois orbit

sage: chi.sage_character().galois_orbit()
pari: order = charorder(g,chi)
pari: [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]

\(\chi_{1800}(221,\cdot)\) \(\chi_{1800}(461,\cdot)\) \(\chi_{1800}(581,\cdot)\) \(\chi_{1800}(821,\cdot)\) \(\chi_{1800}(941,\cdot)\) \(\chi_{1800}(1181,\cdot)\) \(\chi_{1800}(1541,\cdot)\) \(\chi_{1800}(1661,\cdot)\)

Values on generators

\((1351,901,1001,577)\) → \((1,-1,e\left(\frac{5}{6}\right),e\left(\frac{3}{5}\right))\)

Values

-117111317192329313741
\(-1\)\(1\)\(e\left(\frac{1}{3}\right)\)\(e\left(\frac{14}{15}\right)\)\(e\left(\frac{17}{30}\right)\)\(e\left(\frac{3}{10}\right)\)\(e\left(\frac{3}{10}\right)\)\(e\left(\frac{23}{30}\right)\)\(e\left(\frac{8}{15}\right)\)\(e\left(\frac{7}{15}\right)\)\(e\left(\frac{9}{10}\right)\)\(e\left(\frac{17}{30}\right)\)
value at  e.g. 2

Related number fields

Field of values \(\Q(\zeta_{15})\)