Properties

Label 2450.17
Modulus $2450$
Conductor $1225$
Order $420$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2450, base_ring=CyclotomicField(420))
 
M = H._module
 
chi = DirichletCharacter(H, M([273,250]))
 
pari: [g,chi] = znchar(Mod(17,2450))
 

Basic properties

Modulus: \(2450\)
Conductor: \(1225\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(420\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{1225}(17,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2450.bv

\(\chi_{2450}(3,\cdot)\) \(\chi_{2450}(17,\cdot)\) \(\chi_{2450}(33,\cdot)\) \(\chi_{2450}(47,\cdot)\) \(\chi_{2450}(73,\cdot)\) \(\chi_{2450}(87,\cdot)\) \(\chi_{2450}(103,\cdot)\) \(\chi_{2450}(173,\cdot)\) \(\chi_{2450}(187,\cdot)\) \(\chi_{2450}(213,\cdot)\) \(\chi_{2450}(283,\cdot)\) \(\chi_{2450}(297,\cdot)\) \(\chi_{2450}(327,\cdot)\) \(\chi_{2450}(353,\cdot)\) \(\chi_{2450}(367,\cdot)\) \(\chi_{2450}(383,\cdot)\) \(\chi_{2450}(397,\cdot)\) \(\chi_{2450}(437,\cdot)\) \(\chi_{2450}(453,\cdot)\) \(\chi_{2450}(467,\cdot)\) \(\chi_{2450}(523,\cdot)\) \(\chi_{2450}(537,\cdot)\) \(\chi_{2450}(563,\cdot)\) \(\chi_{2450}(577,\cdot)\) \(\chi_{2450}(633,\cdot)\) \(\chi_{2450}(647,\cdot)\) \(\chi_{2450}(663,\cdot)\) \(\chi_{2450}(677,\cdot)\) \(\chi_{2450}(703,\cdot)\) \(\chi_{2450}(733,\cdot)\) ...

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

\((1177,101)\) → \((e\left(\frac{13}{20}\right),e\left(\frac{25}{42}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(9\)\(11\)\(13\)\(17\)\(19\)\(23\)\(27\)\(29\)\(31\)
\( \chi_{ 2450 }(17, a) \) \(1\)\(1\)\(e\left(\frac{61}{420}\right)\)\(e\left(\frac{61}{210}\right)\)\(e\left(\frac{22}{105}\right)\)\(e\left(\frac{139}{140}\right)\)\(e\left(\frac{139}{420}\right)\)\(e\left(\frac{8}{15}\right)\)\(e\left(\frac{323}{420}\right)\)\(e\left(\frac{61}{140}\right)\)\(e\left(\frac{1}{70}\right)\)\(e\left(\frac{11}{30}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2450 }(17,a) \;\) at \(\;a = \) e.g. 2