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Regional Olympiad of Mexico Southeast
2018 Regional Olympiad of Mexico Southeast
2
prove divisibility
prove divisibility
Source: Mathematics Regional Olympiad of Mexico Southeast 2018 P2
October 23, 2021
number theory
Divisibility
Problem Statement
Let
n
=
2
2018
−
1
3
n=\frac{2^{2018}-1}{3}
n
=
3
2
2018
−
1
. Prove that
n
n
n
divides
2
n
−
2
2^n-2
2
n
−
2
.
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