%I #4 Feb 04 2016 22:02:31
%S 6,36,211,1231,7160,41526,240170,1385338,7970326,45742764,261899866,
%T 1496074920,8527336280,48500972230,275294704851,1559507239653,
%U 8817578095886,49763675574292,280352403988287,1576707102660739
%N Number of length-n 0..5 arrays with no adjacent pair x,x+1 followed at any distance by x+1,x.
%C Column 5 of A268457.
%H R. H. Hardin, <a href="/A268454/b268454.txt">Table of n, a(n) for n = 1..210</a>
%H R. H. Hardin, <a href="/A268454/a268454.txt">Empirical recurrence of order 51</a>
%F Empirical recurrence of order 51 (see link above)
%e Some solutions for n=6
%e ..4....1....1....0....5....2....5....4....1....4....5....3....0....4....5....0
%e ..0....5....0....0....5....1....5....2....4....5....2....3....2....2....4....4
%e ..3....2....0....0....5....5....4....2....0....3....4....5....3....3....0....5
%e ..5....3....5....2....0....5....2....4....0....2....3....0....5....0....5....1
%e ..0....4....4....3....1....1....5....4....4....1....2....4....2....2....1....1
%e ..4....0....5....4....1....1....0....1....4....1....4....2....1....4....0....3
%Y Cf. A268457.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 04 2016
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