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A296950 Number of nX6 0..1 arrays with each 1 adjacent to 1, 3 or 5 king-move neighboring 1s. 1

%I #4 Dec 22 2017 11:08:51

%S 9,256,1765,17450,256713,2640993,29067775,356242817,4007327435,

%T 45579824373,533089787086,6110543663491,70142323962609,

%U 810920084478849,9331277910756214,107381182592973180,1237942191372084761

%N Number of nX6 0..1 arrays with each 1 adjacent to 1, 3 or 5 king-move neighboring 1s.

%C Column 6 of A296952.

%H R. H. Hardin, <a href="/A296950/b296950.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A296952.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 22 2017

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Last modified April 16 04:38 EDT 2024. Contains 371696 sequences. (Running on oeis4.)