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n / Max{a(k): 1<=k<n and a(k) divides n}, a(1) = 1.
2

%I #4 Mar 30 2012 18:50:44

%S 1,2,3,2,5,2,7,4,3,2,11,3,13,2,3,4,17,6,19,4,3,2,23,4,5,2,9,4,29,5,31,

%T 8,3,2,5,4,37,2,3,5,41,6,43,4,5,2,47,6,7,10,3,4,53,6,5,7,3,2,59,6,61,

%U 2,7,8,5,6,67,4,3,7,71,8,73,2,15,4,7,6,79,8,9,2,83,12,5,2,3,8,89,6,7

%N n / Max{a(k): 1<=k<n and a(k) divides n}, a(1) = 1.

%C a(n)=n iff n=1 or n is prime;

%K nonn

%O 1,2

%A _Reinhard Zumkeller_, Jul 09 2004

%E Removed comment on relation with A075384. - _R. J. Mathar_, Oct 31 2008