Properties

Label 7728.869
Modulus $7728$
Conductor $1104$
Order $44$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7728, base_ring=CyclotomicField(44))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,11,22,0,24]))
 
pari: [g,chi] = znchar(Mod(869,7728))
 

Basic properties

Modulus: \(7728\)
Conductor: \(1104\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(44\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1104}(869,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7728.fh

\(\chi_{7728}(29,\cdot)\) \(\chi_{7728}(197,\cdot)\) \(\chi_{7728}(533,\cdot)\) \(\chi_{7728}(869,\cdot)\) \(\chi_{7728}(1037,\cdot)\) \(\chi_{7728}(1205,\cdot)\) \(\chi_{7728}(1373,\cdot)\) \(\chi_{7728}(2381,\cdot)\) \(\chi_{7728}(2717,\cdot)\) \(\chi_{7728}(3389,\cdot)\) \(\chi_{7728}(3893,\cdot)\) \(\chi_{7728}(4061,\cdot)\) \(\chi_{7728}(4397,\cdot)\) \(\chi_{7728}(4733,\cdot)\) \(\chi_{7728}(4901,\cdot)\) \(\chi_{7728}(5069,\cdot)\) \(\chi_{7728}(5237,\cdot)\) \(\chi_{7728}(6245,\cdot)\) \(\chi_{7728}(6581,\cdot)\) \(\chi_{7728}(7253,\cdot)\)

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: \(\Q(\zeta_{44})\)
Fixed field: Number field defined by a degree 44 polynomial

Values on generators

\((4831,5797,5153,6625,6721)\) → \((1,i,-1,1,e\left(\frac{6}{11}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(17\)\(19\)\(25\)\(29\)\(31\)\(37\)\(41\)
\( \chi_{ 7728 }(869, a) \) \(-1\)\(1\)\(e\left(\frac{13}{44}\right)\)\(e\left(\frac{29}{44}\right)\)\(e\left(\frac{17}{44}\right)\)\(e\left(\frac{7}{22}\right)\)\(e\left(\frac{41}{44}\right)\)\(e\left(\frac{13}{22}\right)\)\(e\left(\frac{3}{44}\right)\)\(e\left(\frac{3}{11}\right)\)\(e\left(\frac{31}{44}\right)\)\(e\left(\frac{6}{11}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7728 }(869,a) \;\) at \(\;a = \) e.g. 2