%I #3 Mar 30 2012 18:50:47
%S 1,1,1,2,2,4,4,4,4,6,6,6,6,8,10,10,10,10,10,10,10,12,12,12,12,16,16,
%T 16,16,16,16,16,16,18,18,18,18,22,22,22,22,22,22,22,22,28,28,28,28,28,
%U 28,28,28,28,28,28,28,30,30,30,30,36,36,36,36,36,36,36,36,36,36,36,36,40
%N Max{m: A098666(n,k)=1 for 1<=k<=m<=n}.
%C A098666(n,k)=1 for k<=a(n), A098666(n,a(n)+1)>1 for n>1.
%K nonn
%O 1,4
%A _Reinhard Zumkeller_, Sep 20 2004