%I #5 Oct 11 2017 06:41:08
%S 72,123,45,33,15,9,4,3,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%T 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
%U 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
%N Aliquot sequence starting at 72.
%F a(n+1) = A001065(a(n)). - _R. J. Mathar_, Oct 11 2017
%K nonn,easy
%O 0,1
%A _N. J. A. Sloane_, Nov 30 2008
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