Properties

Label 7938.17
Modulus $7938$
Conductor $1323$
Order $126$
Real no
Primitive no
Minimal no
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7938, base_ring=CyclotomicField(126))
 
M = H._module
 
chi = DirichletCharacter(H, M([77,75]))
 
pari: [g,chi] = znchar(Mod(17,7938))
 

Basic properties

Modulus: \(7938\)
Conductor: \(1323\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(126\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1323}(752,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: no
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7938.cu

\(\chi_{7938}(17,\cdot)\) \(\chi_{7938}(89,\cdot)\) \(\chi_{7938}(395,\cdot)\) \(\chi_{7938}(467,\cdot)\) \(\chi_{7938}(773,\cdot)\) \(\chi_{7938}(845,\cdot)\) \(\chi_{7938}(1151,\cdot)\) \(\chi_{7938}(1223,\cdot)\) \(\chi_{7938}(1529,\cdot)\) \(\chi_{7938}(1601,\cdot)\) \(\chi_{7938}(1907,\cdot)\) \(\chi_{7938}(2357,\cdot)\) \(\chi_{7938}(2663,\cdot)\) \(\chi_{7938}(2735,\cdot)\) \(\chi_{7938}(3041,\cdot)\) \(\chi_{7938}(3113,\cdot)\) \(\chi_{7938}(3419,\cdot)\) \(\chi_{7938}(3491,\cdot)\) \(\chi_{7938}(3797,\cdot)\) \(\chi_{7938}(3869,\cdot)\) \(\chi_{7938}(4175,\cdot)\) \(\chi_{7938}(4247,\cdot)\) \(\chi_{7938}(4553,\cdot)\) \(\chi_{7938}(5003,\cdot)\) \(\chi_{7938}(5309,\cdot)\) \(\chi_{7938}(5381,\cdot)\) \(\chi_{7938}(5687,\cdot)\) \(\chi_{7938}(5759,\cdot)\) \(\chi_{7938}(6065,\cdot)\) \(\chi_{7938}(6137,\cdot)\) ...

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: $\Q(\zeta_{63})$
Fixed field: Number field defined by a degree 126 polynomial (not computed)

Values on generators

\((6077,3727)\) → \((e\left(\frac{11}{18}\right),e\left(\frac{25}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)\(37\)
\( \chi_{ 7938 }(17, a) \) \(1\)\(1\)\(e\left(\frac{20}{63}\right)\)\(e\left(\frac{95}{126}\right)\)\(e\left(\frac{67}{126}\right)\)\(e\left(\frac{1}{21}\right)\)\(e\left(\frac{1}{6}\right)\)\(e\left(\frac{43}{126}\right)\)\(e\left(\frac{40}{63}\right)\)\(e\left(\frac{41}{126}\right)\)\(e\left(\frac{7}{18}\right)\)\(e\left(\frac{5}{7}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7938 }(17,a) \;\) at \(\;a = \) e.g. 2