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A163736 Number of nX5 binary arrays with all 1s connected, all corners 1, and no 1 having more than two 1s adjacent 0

%I #3 Mar 31 2012 12:35:32

%S 1,4,17,29,73,265,1200,4888,17897,62437,216583,751019,2584540,8793604

%N Number of nX5 binary arrays with all 1s connected, all corners 1, and no 1 having more than two 1s adjacent

%e All solutions for n=3

%e ...1.0.0.0.1...1.0.0.1.1...1.1.0.0.1...1.1.0.1.1...1.0.1.1.1...1.1.1.1.1

%e ...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1

%e ...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1

%e ------

%e ...1.1.1.1.1...1.1.1.0.1...1.1.1.0.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1

%e ...0.0.0.0.1...1.0.0.0.1...1.0.1.0.1...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1

%e ...1.1.1.1.1...1.1.1.1.1...1.0.1.1.1...1.0.0.0.1...1.0.0.1.1...1.1.0.0.1

%e ------

%e ...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.0.1.1.1

%e ...1.0.0.0.1...1.0.0.0.1...1.0.0.0.1...1.0.0.0.0...1.0.1.0.1

%e ...1.1.0.1.1...1.0.1.1.1...1.1.1.0.1...1.1.1.1.1...1.1.1.0.1

%K nonn

%O 1,2

%A _R. H. Hardin_ Aug 03 2009

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