Properties

Label 7938.41
Modulus $7938$
Conductor $3969$
Order $378$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7938, base_ring=CyclotomicField(378))
 
M = H._module
 
chi = DirichletCharacter(H, M([371,135]))
 
pari: [g,chi] = znchar(Mod(41,7938))
 

Basic properties

Modulus: \(7938\)
Conductor: \(3969\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(378\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{3969}(41,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 7938.dc

\(\chi_{7938}(41,\cdot)\) \(\chi_{7938}(83,\cdot)\) \(\chi_{7938}(167,\cdot)\) \(\chi_{7938}(209,\cdot)\) \(\chi_{7938}(335,\cdot)\) \(\chi_{7938}(419,\cdot)\) \(\chi_{7938}(461,\cdot)\) \(\chi_{7938}(545,\cdot)\) \(\chi_{7938}(671,\cdot)\) \(\chi_{7938}(713,\cdot)\) \(\chi_{7938}(797,\cdot)\) \(\chi_{7938}(839,\cdot)\) \(\chi_{7938}(923,\cdot)\) \(\chi_{7938}(965,\cdot)\) \(\chi_{7938}(1049,\cdot)\) \(\chi_{7938}(1091,\cdot)\) \(\chi_{7938}(1217,\cdot)\) \(\chi_{7938}(1301,\cdot)\) \(\chi_{7938}(1343,\cdot)\) \(\chi_{7938}(1427,\cdot)\) \(\chi_{7938}(1553,\cdot)\) \(\chi_{7938}(1595,\cdot)\) \(\chi_{7938}(1679,\cdot)\) \(\chi_{7938}(1721,\cdot)\) \(\chi_{7938}(1805,\cdot)\) \(\chi_{7938}(1847,\cdot)\) \(\chi_{7938}(1931,\cdot)\) \(\chi_{7938}(1973,\cdot)\) \(\chi_{7938}(2099,\cdot)\) \(\chi_{7938}(2183,\cdot)\) ...

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: $\Q(\zeta_{189})$
Fixed field: Number field defined by a degree 378 polynomial (not computed)

Values on generators

\((6077,3727)\) → \((e\left(\frac{53}{54}\right),e\left(\frac{5}{14}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)\(37\)
\( \chi_{ 7938 }(41, a) \) \(1\)\(1\)\(e\left(\frac{176}{189}\right)\)\(e\left(\frac{17}{378}\right)\)\(e\left(\frac{241}{378}\right)\)\(e\left(\frac{20}{63}\right)\)\(e\left(\frac{11}{18}\right)\)\(e\left(\frac{139}{378}\right)\)\(e\left(\frac{163}{189}\right)\)\(e\left(\frac{281}{378}\right)\)\(e\left(\frac{7}{54}\right)\)\(e\left(\frac{41}{63}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 7938 }(41,a) \;\) at \(\;a = \) e.g. 2