%I #4 Mar 31 2012 12:35:34
%S 1,2,4,8,16,30,56,107,204,387,738,1413,2704,5177,9933,19084,36694,
%T 70641,136181,262822,507774,982149,1901803,3686401,7152890,13893030,
%U 27010439,52561741,102376481,199576932,389390886,760349554,1485868602,2905857176
%N Number of binary strings of length n with equal numbers of 00101 and 10101 substrings
%H R. H. Hardin, <a href="/A164249/b164249.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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