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%I #3 Mar 31 2012 13:21:17
%S 3,5,7,10,14,21,32,47,71,106,158,237,356,533,800,1199,1799,2698,4046,
%T 6069,9104,13655,20483,30724,46085,69128,103691,155537,233305,349957,
%U 524935,787402,1181102,1771653,2657480,3986219,5979329,8968993
%N The length of Sapro's necklace at successive years in Werneck's Black Pearl Necklace problem.
%H Nicolau Werneck, <a href="http://www.lti.pcs.usp.br/~nwerneck/adaptoide/">Adaptoide</a>, a library for adaptive finite automata. Source code in C++ available.
%H Nicolau Werneck, <a href="http://network.nature.com/blogs/user/nwerneck/2008/01/18/the-black-pearl-necklace">The Black Pearl Necklace</a>, description of the problem.
%H Nicolau Werneck, et al. <a href="http://forum.wolframscience.com/showthread.php?threadid=1506">Discussion on the NKS Forum</a>
%Y a(n) = A140259(A140260(n)). Cf. A134342.
%K nonn
%O 0,1
%A _Antti Karttunen_, May 16 2008, based on the 2008 postings by Nicolau Leal Werneck (nwerneck(AT)gmail.com).
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