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A296801 Number of nX5 0..1 arrays with each 1 adjacent to 1, 3 or 4 king-move neighboring 1s. 1

%I

%S 6,122,694,6747,77705,754400,7978323,85842977,905014451,9649174803,

%T 103044534121,1097687928287,11710710952900,124951183922604,

%U 1332800533411768,14219277591615348,151701996202482583

%N Number of nX5 0..1 arrays with each 1 adjacent to 1, 3 or 4 king-move neighboring 1s.

%C Column 5 of A296804.

%H R. H. Hardin, <a href="/A296801/b296801.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A296804.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 20 2017

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Last modified June 27 04:32 EDT 2022. Contains 354888 sequences. (Running on oeis4.)