A189778 - OEIS

%I #5 Mar 31 2012 12:36:16

%S 181,32761,5929741,530389481,44835555921,3292640179737,

%T 256681706358532,19742364192283882,1563337091301143920,

%U 122856570846133660189,9713292881930768378666,764499527960618934733556

%N Number of nX8 binary arrays without the pattern 1 0 0 1 diagonally, vertically or horizontally

%C Column 8 of A189779

%H R. H. Hardin, <a href="/A189778/b189778.txt">Table of n, a(n) for n = 1..36</a>

%e Some solutions for 5X8

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 27 2011