Properties

Label 2025.43
Modulus $2025$
Conductor $405$
Order $108$
Real no
Primitive no
Minimal yes
Parity odd

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2025, base_ring=CyclotomicField(108))
 
M = H._module
 
chi = DirichletCharacter(H, M([44,81]))
 
pari: [g,chi] = znchar(Mod(43,2025))
 

Basic properties

Modulus: \(2025\)
Conductor: \(405\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(108\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: no, induced from \(\chi_{405}(43,\cdot)\)
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: odd
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2025.bm

\(\chi_{2025}(7,\cdot)\) \(\chi_{2025}(43,\cdot)\) \(\chi_{2025}(157,\cdot)\) \(\chi_{2025}(193,\cdot)\) \(\chi_{2025}(232,\cdot)\) \(\chi_{2025}(268,\cdot)\) \(\chi_{2025}(382,\cdot)\) \(\chi_{2025}(418,\cdot)\) \(\chi_{2025}(457,\cdot)\) \(\chi_{2025}(493,\cdot)\) \(\chi_{2025}(607,\cdot)\) \(\chi_{2025}(643,\cdot)\) \(\chi_{2025}(682,\cdot)\) \(\chi_{2025}(718,\cdot)\) \(\chi_{2025}(832,\cdot)\) \(\chi_{2025}(868,\cdot)\) \(\chi_{2025}(907,\cdot)\) \(\chi_{2025}(943,\cdot)\) \(\chi_{2025}(1057,\cdot)\) \(\chi_{2025}(1093,\cdot)\) \(\chi_{2025}(1132,\cdot)\) \(\chi_{2025}(1168,\cdot)\) \(\chi_{2025}(1282,\cdot)\) \(\chi_{2025}(1318,\cdot)\) \(\chi_{2025}(1357,\cdot)\) \(\chi_{2025}(1393,\cdot)\) \(\chi_{2025}(1507,\cdot)\) \(\chi_{2025}(1543,\cdot)\) \(\chi_{2025}(1582,\cdot)\) \(\chi_{2025}(1618,\cdot)\) ...

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: $\Q(\zeta_{108})$
Fixed field: Number field defined by a degree 108 polynomial (not computed)

Values on generators

\((326,1702)\) → \((e\left(\frac{11}{27}\right),-i)\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(11\)\(13\)\(14\)\(16\)\(17\)\(19\)
\( \chi_{ 2025 }(43, a) \) \(-1\)\(1\)\(e\left(\frac{17}{108}\right)\)\(e\left(\frac{17}{54}\right)\)\(e\left(\frac{29}{108}\right)\)\(e\left(\frac{17}{36}\right)\)\(e\left(\frac{8}{27}\right)\)\(e\left(\frac{55}{108}\right)\)\(e\left(\frac{23}{54}\right)\)\(e\left(\frac{17}{27}\right)\)\(e\left(\frac{7}{36}\right)\)\(e\left(\frac{1}{18}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2025 }(43,a) \;\) at \(\;a = \) e.g. 2