%I A085693
%S A085693 0,1,1,2,1,2,2,2,3,1,2,2,2,3,2,2,3,2,2,3,3,3,3,4,1,2,2,2,3,2,2,3,
%T A085693 2,2,3,3,3,3,4,2,2,3,2,2,3,3,3,3,4,2,2,3,2,2,3,3,3,3,4,3,3,3,4,3,
%U A085693 3,3,4,3,3,3,4,4,4,4,4,5,1,2,2,2,3,2,2,3,2,2,3,3,3,3
%N A085693 Let f(0) = 1, f(1) = 12, f(2) = 223, f(3) = 3334, = f(4) = 44445, f(5) 
               = 555556, etc. Sequence gives concatenation of 0, f(0), f(f(0)), 
               f(f(f(0))), ...
%e A085693 0;
%e A085693 1;
%e A085693 1, 2;
%e A085693 1, 2, 2, 2, 3;
%e A085693 1, 2, 2, 2, 3, 2, 2, 3, 2, 2, 3, 3, 3, 3, 4; ...
%e A085693 For large m, the m-th block is given by A085694.
%Y A085693 Cf. A085694, A000110, A048993 = the number of occurrences of k in n-th 
               block.
%Y A085693 Cf. A085694, A000110, A048993 (the number of occurrences of k in n-th 
               block).
%Y A085693 Sequence in context: A094876 A144159 A073610 this_sequence A067995 A135551 
               A065531
%Y A085693 Adjacent sequences: A085690 A085691 A085692 this_sequence A085694 A085695 
               A085696
%K A085693 nonn,easy
%O A085693 0,4
%A A085693 DELEHAM Philippe (kolotoko(AT)wanadoo.fr), Aug 14, 2003; revised Sep 
               18 2005.