%I #4 Mar 31 2012 12:35:33
%S 1,2,4,8,16,30,56,105,196,366,686,1288,2424,4578,8671,16465,31352,
%T 59859,114562,219767,422526,814038,1571380,3038892,5886996,11422642,
%U 22196718,43193315,84160451,164181720,320649629,626890974,1226809840,2403020041
%N Number of binary strings of length n with equal numbers of 00001 and 10101 substrings
%H R. H. Hardin, <a href="/A164207/b164207.txt">Table of n, a(n) for n=0..500</a>
%K nonn
%O 0,2
%A _R. H. Hardin_ Aug 11 2009
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