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%I #3 Mar 30 2012 18:50:48
%S 1,2,3,2,4,2,4,2,6,2,4,5,6,8,6,8,6,9,6,10,6,8,12,8,12,8,10,12,10,16,
%T 10,16,10,18,10,16,20,16,18,16,20,24,20,24,20,24,20,21,24,30,24,32,24,
%U 27,24,28,24,30,24,32,24,30,24,36,24,36,24,32,24,32,24,30,24,40,24,28,24
%N A000005(A101742(n)).
%C If a(n+1) < a(n) then a(n+1) = a(n-1).
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, Dec 16 2004
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