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Number of nX5 binary arrays without the pattern 0 1 0 diagonally, vertically or horizontally
1

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

%S 21,441,4351,35079,317751,3121877,30288308,288040928,2737303569,

%T 26117921403,249374820339,2379330844064,22697020589721,

%U 216539527325714,2065979971938958,19710827779239843,188052454261718490

%N Number of nX5 binary arrays without the pattern 0 1 0 diagonally, vertically or horizontally

%C Column 5 of A188508

%H R. H. Hardin, <a href="/A188504/b188504.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 3X5

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 02 2011