%I A064581
%S A064581 1,1,1,1,2,2,1,3,5,5,1,4,9,14,13,1,5,14,28,40,36,1,6,20,48,87,118,104
%N A064581 Duplicate of A064580.
%Y A064581 Sequence in context: A026300 A099514 A139687 this_sequence A064580 A009766 
               A059718
%Y A064581 Adjacent sequences: A064578 A064579 A064580 this_sequence A064582 A064583 
               A064584
%K A064581 dead
%O A064581 0,5