Properties

Label 1216.13
Modulus $1216$
Conductor $1216$
Order $144$
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(1216, base_ring=CyclotomicField(144))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,135,40]))
 
pari: [g,chi] = znchar(Mod(13,1216))
 

Basic properties

Modulus: \(1216\)
Conductor: \(1216\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(144\)
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 1216.cf

\(\chi_{1216}(13,\cdot)\) \(\chi_{1216}(21,\cdot)\) \(\chi_{1216}(29,\cdot)\) \(\chi_{1216}(53,\cdot)\) \(\chi_{1216}(109,\cdot)\) \(\chi_{1216}(117,\cdot)\) \(\chi_{1216}(165,\cdot)\) \(\chi_{1216}(173,\cdot)\) \(\chi_{1216}(181,\cdot)\) \(\chi_{1216}(205,\cdot)\) \(\chi_{1216}(261,\cdot)\) \(\chi_{1216}(269,\cdot)\) \(\chi_{1216}(317,\cdot)\) \(\chi_{1216}(325,\cdot)\) \(\chi_{1216}(333,\cdot)\) \(\chi_{1216}(357,\cdot)\) \(\chi_{1216}(413,\cdot)\) \(\chi_{1216}(421,\cdot)\) \(\chi_{1216}(469,\cdot)\) \(\chi_{1216}(477,\cdot)\) \(\chi_{1216}(485,\cdot)\) \(\chi_{1216}(509,\cdot)\) \(\chi_{1216}(565,\cdot)\) \(\chi_{1216}(573,\cdot)\) \(\chi_{1216}(621,\cdot)\) \(\chi_{1216}(629,\cdot)\) \(\chi_{1216}(637,\cdot)\) \(\chi_{1216}(661,\cdot)\) \(\chi_{1216}(717,\cdot)\) \(\chi_{1216}(725,\cdot)\) ...

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: $\Q(\zeta_{144})$
Fixed field: Number field defined by a degree 144 polynomial (not computed)

Values on generators

\((191,837,705)\) → \((1,e\left(\frac{15}{16}\right),e\left(\frac{5}{18}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(5\)\(7\)\(9\)\(11\)\(13\)\(15\)\(17\)\(21\)\(23\)
\( \chi_{ 1216 }(13, a) \) \(-1\)\(1\)\(e\left(\frac{61}{144}\right)\)\(e\left(\frac{55}{144}\right)\)\(e\left(\frac{1}{24}\right)\)\(e\left(\frac{61}{72}\right)\)\(e\left(\frac{1}{48}\right)\)\(e\left(\frac{65}{144}\right)\)\(e\left(\frac{29}{36}\right)\)\(e\left(\frac{1}{36}\right)\)\(e\left(\frac{67}{144}\right)\)\(e\left(\frac{49}{72}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1216 }(13,a) \;\) at \(\;a = \) e.g. 2