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A295649 Number of nX5 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 3 or 4 1s. 1

%I

%S 24,327,4993,74335,1117226,16755140,251412699,3772052117,56595784982,

%T 849153242275,12740583576940,191157920536447,2868107080049542,

%U 43032680678386242,645656382310176617,9687338917285759511

%N Number of nX5 0..1 arrays with each 1 horizontally or vertically adjacent to 0, 1, 3 or 4 1s.

%C Column 5 of A295652.

%H R. H. Hardin, <a href="/A295649/b295649.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A295652.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 25 2017

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Last modified May 28 09:09 EDT 2022. Contains 354112 sequences. (Running on oeis4.)