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Number of nX5 0..1 arrays with every element equal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1

%I #4 Feb 12 2018 20:23:44

%S 0,17,166,2034,37283,621694,10759709,186196755,3228302388,56039078855,

%T 972900407835,16894462255777,293386003806570,5095052984033619,

%U 88483658699604172,1536666893263218719,26686856440375516367

%N Number of nX5 0..1 arrays with every element equal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299554.

%H R. H. Hardin, <a href="/A299551/b299551.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299554.

%K nonn

%O 1,2

%A _R. H. Hardin_, Feb 12 2018