Properties

Label 7728.907
Modulus $7728$
Conductor $2576$
Order $132$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7728, base_ring=CyclotomicField(132))
 
M = H._module
 
chi = DirichletCharacter(H, M([66,33,0,88,18]))
 
pari: [g,chi] = znchar(Mod(907,7728))
 

Basic properties

Modulus: \(7728\)
Conductor: \(2576\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(132\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{2576}(907,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7728.gx

\(\chi_{7728}(67,\cdot)\) \(\chi_{7728}(235,\cdot)\) \(\chi_{7728}(571,\cdot)\) \(\chi_{7728}(835,\cdot)\) \(\chi_{7728}(907,\cdot)\) \(\chi_{7728}(1003,\cdot)\) \(\chi_{7728}(1075,\cdot)\) \(\chi_{7728}(1171,\cdot)\) \(\chi_{7728}(1339,\cdot)\) \(\chi_{7728}(1579,\cdot)\) \(\chi_{7728}(1675,\cdot)\) \(\chi_{7728}(2011,\cdot)\) \(\chi_{7728}(2179,\cdot)\) \(\chi_{7728}(2251,\cdot)\) \(\chi_{7728}(2587,\cdot)\) \(\chi_{7728}(2683,\cdot)\) \(\chi_{7728}(3355,\cdot)\) \(\chi_{7728}(3595,\cdot)\) \(\chi_{7728}(3691,\cdot)\) \(\chi_{7728}(3763,\cdot)\) \(\chi_{7728}(3931,\cdot)\) \(\chi_{7728}(4099,\cdot)\) \(\chi_{7728}(4435,\cdot)\) \(\chi_{7728}(4699,\cdot)\) \(\chi_{7728}(4771,\cdot)\) \(\chi_{7728}(4867,\cdot)\) \(\chi_{7728}(4939,\cdot)\) \(\chi_{7728}(5035,\cdot)\) \(\chi_{7728}(5203,\cdot)\) \(\chi_{7728}(5443,\cdot)\) ...

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: $\Q(\zeta_{132})$
Fixed field: Number field defined by a degree 132 polynomial (not computed)

Values on generators

\((4831,5797,5153,6625,6721)\) → \((-1,i,1,e\left(\frac{2}{3}\right),e\left(\frac{3}{22}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(17\)\(19\)\(25\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 7728 }(907, a) \) \(1\)\(1\)\(e\left(\frac{95}{132}\right)\)\(e\left(\frac{85}{132}\right)\)\(e\left(\frac{29}{44}\right)\)\(e\left(\frac{41}{66}\right)\)\(e\left(\frac{83}{132}\right)\)\(e\left(\frac{29}{66}\right)\)\(e\left(\frac{9}{44}\right)\)\(e\left(\frac{65}{66}\right)\)\(e\left(\frac{59}{132}\right)\)\(e\left(\frac{3}{22}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7728 }(907,a) \;\) at \(\;a = \) e.g. 2