Properties

Label 6815.78
Modulus $6815$
Conductor $6815$
Order $644$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6815, base_ring=CyclotomicField(644))
 
M = H._module
 
chi = DirichletCharacter(H, M([483,552,42]))
 
pari: [g,chi] = znchar(Mod(78,6815))
 

Basic properties

Modulus: \(6815\)
Conductor: \(6815\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(644\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 6815.cw

\(\chi_{6815}(23,\cdot)\) \(\chi_{6815}(52,\cdot)\) \(\chi_{6815}(78,\cdot)\) \(\chi_{6815}(82,\cdot)\) \(\chi_{6815}(107,\cdot)\) \(\chi_{6815}(123,\cdot)\) \(\chi_{6815}(132,\cdot)\) \(\chi_{6815}(152,\cdot)\) \(\chi_{6815}(198,\cdot)\) \(\chi_{6815}(223,\cdot)\) \(\chi_{6815}(227,\cdot)\) \(\chi_{6815}(228,\cdot)\) \(\chi_{6815}(248,\cdot)\) \(\chi_{6815}(257,\cdot)\) \(\chi_{6815}(268,\cdot)\) \(\chi_{6815}(297,\cdot)\) \(\chi_{6815}(313,\cdot)\) \(\chi_{6815}(342,\cdot)\) \(\chi_{6815}(368,\cdot)\) \(\chi_{6815}(372,\cdot)\) \(\chi_{6815}(373,\cdot)\) \(\chi_{6815}(402,\cdot)\) \(\chi_{6815}(442,\cdot)\) \(\chi_{6815}(458,\cdot)\) \(\chi_{6815}(513,\cdot)\) \(\chi_{6815}(547,\cdot)\) \(\chi_{6815}(558,\cdot)\) \(\chi_{6815}(587,\cdot)\) \(\chi_{6815}(603,\cdot)\) \(\chi_{6815}(633,\cdot)\) ...

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: $\Q(\zeta_{644})$
Fixed field: Number field defined by a degree 644 polynomial (not computed)

Values on generators

\((2727,2351,146)\) → \((-i,e\left(\frac{6}{7}\right),e\left(\frac{3}{46}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 6815 }(78, a) \) \(1\)\(1\)\(e\left(\frac{503}{644}\right)\)\(e\left(\frac{541}{644}\right)\)\(e\left(\frac{181}{322}\right)\)\(e\left(\frac{100}{161}\right)\)\(e\left(\frac{79}{644}\right)\)\(e\left(\frac{221}{644}\right)\)\(e\left(\frac{219}{322}\right)\)\(e\left(\frac{285}{322}\right)\)\(e\left(\frac{37}{92}\right)\)\(e\left(\frac{255}{644}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 6815 }(78,a) \;\) at \(\;a = \) e.g. 2