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Croatian Competitions
Croatian Mathematical Olympiad
2013
Problem M-4
Croatian Mathematical Olympiad 2013 Problem M-4
Divisibility
Exp
NT
Dokaži da postoji beskonačno mnogo prirodnih brojeva
n
n
n
za koje je
2
n
−
8
2^n - 8
2
n
−
8
djeljivo s
n
n
n
.