Properties

Label 2550.73
Modulus $2550$
Conductor $425$
Order $80$
Real no
Primitive no
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2550, base_ring=CyclotomicField(80))
 
M = H._module
 
chi = DirichletCharacter(H, M([0,44,25]))
 
pari: [g,chi] = znchar(Mod(73,2550))
 

Basic properties

Modulus: \(2550\)
Conductor: \(425\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(80\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{425}(73,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2550.cs

\(\chi_{2550}(73,\cdot)\) \(\chi_{2550}(133,\cdot)\) \(\chi_{2550}(367,\cdot)\) \(\chi_{2550}(397,\cdot)\) \(\chi_{2550}(403,\cdot)\) \(\chi_{2550}(487,\cdot)\) \(\chi_{2550}(517,\cdot)\) \(\chi_{2550}(583,\cdot)\) \(\chi_{2550}(853,\cdot)\) \(\chi_{2550}(877,\cdot)\) \(\chi_{2550}(913,\cdot)\) \(\chi_{2550}(997,\cdot)\) \(\chi_{2550}(1027,\cdot)\) \(\chi_{2550}(1153,\cdot)\) \(\chi_{2550}(1363,\cdot)\) \(\chi_{2550}(1387,\cdot)\) \(\chi_{2550}(1417,\cdot)\) \(\chi_{2550}(1423,\cdot)\) \(\chi_{2550}(1537,\cdot)\) \(\chi_{2550}(1603,\cdot)\) \(\chi_{2550}(1663,\cdot)\) \(\chi_{2550}(1873,\cdot)\) \(\chi_{2550}(1897,\cdot)\) \(\chi_{2550}(1927,\cdot)\) \(\chi_{2550}(1933,\cdot)\) \(\chi_{2550}(2017,\cdot)\) \(\chi_{2550}(2047,\cdot)\) \(\chi_{2550}(2113,\cdot)\) \(\chi_{2550}(2173,\cdot)\) \(\chi_{2550}(2383,\cdot)\) ...

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: $\Q(\zeta_{80})$
Fixed field: Number field defined by a degree 80 polynomial

Values on generators

\((851,1327,751)\) → \((1,e\left(\frac{11}{20}\right),e\left(\frac{5}{16}\right))\)

First values

\(a\) \(-1\)\(1\)\(7\)\(11\)\(13\)\(19\)\(23\)\(29\)\(31\)\(37\)\(41\)\(43\)
\( \chi_{ 2550 }(73, a) \) \(1\)\(1\)\(e\left(\frac{3}{16}\right)\)\(e\left(\frac{79}{80}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{11}{40}\right)\)\(e\left(\frac{59}{80}\right)\)\(e\left(\frac{13}{80}\right)\)\(e\left(\frac{17}{80}\right)\)\(e\left(\frac{21}{80}\right)\)\(e\left(\frac{51}{80}\right)\)\(e\left(\frac{7}{8}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2550 }(73,a) \;\) at \(\;a = \) e.g. 2