login
Number of (n+2)X8 binary arrays avoiding patterns 000 and 111 in rows and columns
1

%I #5 Mar 31 2012 12:36:56

%S 51384,1098136,18021052,327725888,5723980832,101578277384,

%T 1791372199364,31670053199428,559357046066336,9883171811276912,

%U 174597648846078920,3084652717804631472,54495922517693646532,962777163534286799196

%N Number of (n+2)X8 binary arrays avoiding patterns 000 and 111 in rows and columns

%C Column 6 of A203407

%H R. H. Hardin, <a href="/A203405/b203405.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 01 2012