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Number of 7Xn binary arrays without the pattern 0 0 1 1 diagonally, vertically, antidiagonally or horizontally
0

%I #4 Mar 31 2012 12:36:16

%S 96,9216,884736,36890502,1518596226,63149685928,2662054379066,

%T 111638761715758,4622530935507966,190665313953931062,

%U 7834025420282521194,321059587185451853573

%N Number of 7Xn binary arrays without the pattern 0 0 1 1 diagonally, vertically, antidiagonally or horizontally

%C Row 7 of A189905

%e Some solutions for 7X4

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ May 01 2011