%I
%S 64,256,841,1021,533,1027,0,1231,3721,1937,8836,2421,9026,9608,0,0,
%T 20451,22209,22805,0,23723,22509,22505,0,24337,24347,24651,24967,
%U 25605,25927,26577,27889,32400,32762,27565,0,29585,30629,0,0,32409
%N Position where n (presumably) appears the last time in A107261, or 0 if n keeps appearing.
%C The sequence resulted from analysis of A107261(n), n<=3e5.
%C Numbers that seem to keep appearing include 6,14,15,19,23,35,38,39...
%Y Cf. A107263.
%K nonn,hard
%O 0,1
%A _Ralf Stephan_, May 15 2005
