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A207344 Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically 1

%I

%S 18,324,858,5290,27022,128292,684324,3524736,17492664,91157630,

%T 466901309,2357231531,12176328967,62219037705,316361642076,

%U 1627284771068,8309635888371,42388164632017,217515758892581,1110796489660535

%N Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically

%C Column 6 of A207346

%H R. H. Hardin, <a href="/A207344/b207344.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..1..0..1..0..1..0....0..1..0..0..1..0....1..1..0..1..0..1....0..1..0..1..0..1

%e ..0..0..1..0..1..0....1..1..1..1..1..1....1..0..1..0..1..0....1..0..1..0..1..0

%e ..0..1..0..1..0..1....1..0..0..1..0..0....0..1..0..0..1..0....1..1..0..0..1..0

%e ..1..1..1..0..1..0....0..0..1..0..0..1....1..1..1..1..0..1....0..1..0..1..0..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 17 2012

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Last modified May 21 09:30 EDT 2022. Contains 353908 sequences. (Running on oeis4.)