Properties

Label 1215.41
Modulus $1215$
Conductor $243$
Order $162$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1215, base_ring=CyclotomicField(162))
 
M = H._module
 
chi = DirichletCharacter(H, M([53,0]))
 
pari: [g,chi] = znchar(Mod(41,1215))
 

Basic properties

Modulus: \(1215\)
Conductor: \(243\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(162\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{243}(41,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 1215.z

\(\chi_{1215}(11,\cdot)\) \(\chi_{1215}(41,\cdot)\) \(\chi_{1215}(56,\cdot)\) \(\chi_{1215}(86,\cdot)\) \(\chi_{1215}(101,\cdot)\) \(\chi_{1215}(131,\cdot)\) \(\chi_{1215}(146,\cdot)\) \(\chi_{1215}(176,\cdot)\) \(\chi_{1215}(191,\cdot)\) \(\chi_{1215}(221,\cdot)\) \(\chi_{1215}(236,\cdot)\) \(\chi_{1215}(266,\cdot)\) \(\chi_{1215}(281,\cdot)\) \(\chi_{1215}(311,\cdot)\) \(\chi_{1215}(326,\cdot)\) \(\chi_{1215}(356,\cdot)\) \(\chi_{1215}(371,\cdot)\) \(\chi_{1215}(401,\cdot)\) \(\chi_{1215}(416,\cdot)\) \(\chi_{1215}(446,\cdot)\) \(\chi_{1215}(461,\cdot)\) \(\chi_{1215}(491,\cdot)\) \(\chi_{1215}(506,\cdot)\) \(\chi_{1215}(536,\cdot)\) \(\chi_{1215}(551,\cdot)\) \(\chi_{1215}(581,\cdot)\) \(\chi_{1215}(596,\cdot)\) \(\chi_{1215}(626,\cdot)\) \(\chi_{1215}(641,\cdot)\) \(\chi_{1215}(671,\cdot)\) ...

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: $\Q(\zeta_{81})$
Fixed field: Number field defined by a degree 162 polynomial (not computed)

Values on generators

\((731,487)\) → \((e\left(\frac{53}{162}\right),1)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(11\)\(13\)\(14\)\(16\)\(17\)\(19\)
\( \chi_{ 1215 }(41, a) \) \(-1\)\(1\)\(e\left(\frac{53}{162}\right)\)\(e\left(\frac{53}{81}\right)\)\(e\left(\frac{73}{81}\right)\)\(e\left(\frac{53}{54}\right)\)\(e\left(\frac{95}{162}\right)\)\(e\left(\frac{50}{81}\right)\)\(e\left(\frac{37}{162}\right)\)\(e\left(\frac{25}{81}\right)\)\(e\left(\frac{43}{54}\right)\)\(e\left(\frac{1}{27}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1215 }(41,a) \;\) at \(\;a = \) e.g. 2