Properties

Label 2695.2
Modulus $2695$
Conductor $2695$
Order $420$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2695, base_ring=CyclotomicField(420))
 
M = H._module
 
chi = DirichletCharacter(H, M([105,260,42]))
 
pari: [g,chi] = znchar(Mod(2,2695))
 

Basic properties

Modulus: \(2695\)
Conductor: \(2695\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(420\)
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 2695.do

\(\chi_{2695}(2,\cdot)\) \(\chi_{2695}(72,\cdot)\) \(\chi_{2695}(107,\cdot)\) \(\chi_{2695}(123,\cdot)\) \(\chi_{2695}(172,\cdot)\) \(\chi_{2695}(193,\cdot)\) \(\chi_{2695}(228,\cdot)\) \(\chi_{2695}(233,\cdot)\) \(\chi_{2695}(277,\cdot)\) \(\chi_{2695}(282,\cdot)\) \(\chi_{2695}(303,\cdot)\) \(\chi_{2695}(338,\cdot)\) \(\chi_{2695}(347,\cdot)\) \(\chi_{2695}(382,\cdot)\) \(\chi_{2695}(387,\cdot)\) \(\chi_{2695}(403,\cdot)\) \(\chi_{2695}(457,\cdot)\) \(\chi_{2695}(492,\cdot)\) \(\chi_{2695}(513,\cdot)\) \(\chi_{2695}(578,\cdot)\) \(\chi_{2695}(613,\cdot)\) \(\chi_{2695}(662,\cdot)\) \(\chi_{2695}(688,\cdot)\) \(\chi_{2695}(723,\cdot)\) \(\chi_{2695}(732,\cdot)\) \(\chi_{2695}(767,\cdot)\) \(\chi_{2695}(772,\cdot)\) \(\chi_{2695}(788,\cdot)\) \(\chi_{2695}(842,\cdot)\) \(\chi_{2695}(877,\cdot)\) ...

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: $\Q(\zeta_{420})$
Fixed field: Number field defined by a degree 420 polynomial (not computed)

Values on generators

\((2157,1816,981)\) → \((i,e\left(\frac{13}{21}\right),e\left(\frac{1}{10}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(8\)\(9\)\(12\)\(13\)\(16\)\(17\)
\( \chi_{ 2695 }(2, a) \) \(1\)\(1\)\(e\left(\frac{187}{420}\right)\)\(e\left(\frac{71}{420}\right)\)\(e\left(\frac{187}{210}\right)\)\(e\left(\frac{43}{70}\right)\)\(e\left(\frac{47}{140}\right)\)\(e\left(\frac{71}{210}\right)\)\(e\left(\frac{5}{84}\right)\)\(e\left(\frac{39}{140}\right)\)\(e\left(\frac{82}{105}\right)\)\(e\left(\frac{263}{420}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2695 }(2,a) \;\) at \(\;a = \) e.g. 2