%I #6 Mar 08 2023 13:27:20
%S 1,2,4,8,16,30,56,108,209,400,764,1467,2824,5434,10461,20174,38963,
%T 75317,145720,282243,547261,1062132,2063283,4011819,7807602,15207879,
%U 29646941,57841822,112939007,220685055,431535466,844429711,1653495120,3239839764
%N Number of binary strings of length n with equal numbers of 00100 and 10001 substrings.
%H R. H. Hardin, <a href="/A164240/b164240.txt">Table of n, a(n) for n=0..500</a>
%K nonn
%O 0,2
%A _R. H. Hardin_, Aug 11 2009