Properties

Label 1425.17
Modulus $1425$
Conductor $1425$
Order $180$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1425, base_ring=CyclotomicField(180))
 
M = H._module
 
chi = DirichletCharacter(H, M([90,117,100]))
 
pari: [g,chi] = znchar(Mod(17,1425))
 

Basic properties

Modulus: \(1425\)
Conductor: \(1425\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(180\)
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 1425.cr

\(\chi_{1425}(17,\cdot)\) \(\chi_{1425}(23,\cdot)\) \(\chi_{1425}(47,\cdot)\) \(\chi_{1425}(62,\cdot)\) \(\chi_{1425}(92,\cdot)\) \(\chi_{1425}(137,\cdot)\) \(\chi_{1425}(158,\cdot)\) \(\chi_{1425}(188,\cdot)\) \(\chi_{1425}(233,\cdot)\) \(\chi_{1425}(263,\cdot)\) \(\chi_{1425}(272,\cdot)\) \(\chi_{1425}(302,\cdot)\) \(\chi_{1425}(308,\cdot)\) \(\chi_{1425}(347,\cdot)\) \(\chi_{1425}(377,\cdot)\) \(\chi_{1425}(422,\cdot)\) \(\chi_{1425}(473,\cdot)\) \(\chi_{1425}(503,\cdot)\) \(\chi_{1425}(548,\cdot)\) \(\chi_{1425}(587,\cdot)\) \(\chi_{1425}(617,\cdot)\) \(\chi_{1425}(662,\cdot)\) \(\chi_{1425}(728,\cdot)\) \(\chi_{1425}(758,\cdot)\) \(\chi_{1425}(788,\cdot)\) \(\chi_{1425}(803,\cdot)\) \(\chi_{1425}(833,\cdot)\) \(\chi_{1425}(842,\cdot)\) \(\chi_{1425}(872,\cdot)\) \(\chi_{1425}(878,\cdot)\) ...

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: $\Q(\zeta_{180})$
Fixed field: Number field defined by a degree 180 polynomial (not computed)

Values on generators

\((476,1027,1351)\) → \((-1,e\left(\frac{13}{20}\right),e\left(\frac{5}{9}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(11\)\(13\)\(14\)\(16\)\(17\)\(22\)
\( \chi_{ 1425 }(17, a) \) \(1\)\(1\)\(e\left(\frac{127}{180}\right)\)\(e\left(\frac{37}{90}\right)\)\(e\left(\frac{7}{12}\right)\)\(e\left(\frac{7}{60}\right)\)\(e\left(\frac{17}{30}\right)\)\(e\left(\frac{23}{180}\right)\)\(e\left(\frac{13}{45}\right)\)\(e\left(\frac{37}{45}\right)\)\(e\left(\frac{91}{180}\right)\)\(e\left(\frac{49}{180}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 1425 }(17,a) \;\) at \(\;a = \) e.g. 2