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%I #4 May 17 2018 10:01:53
%S 3,51,46,215,908,5232,19701,135455,872954,4460213,28861276,182319313,
%T 1043954782,6559780616,40608072614,242771829978,1502847915709,
%U 9234685790042,56064025371157,344833181614977,2113754951173744
%N Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
%C Column 5 of A304704.
%H R. H. Hardin, <a href="/A304701/b304701.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..1..1. .0..1..0..1..1. .0..1..1..1..0. .0..1..1..0..1
%e ..1..1..0..0..0. .0..0..0..0..0. .0..1..1..0..1. .0..1..1..1..0
%e ..1..1..1..1..1. .0..0..1..1..1. .0..0..0..0..0. .0..0..0..0..0
%e ..0..0..0..1..1. .0..1..0..0..0. .0..1..1..1..0. .1..0..1..1..0
%e ..1..1..0..0..0. .1..0..0..1..1. .1..0..1..0..1. .0..1..1..0..1
%Y Cf. A304704.
%K nonn
%O 1,1
%A _R. H. Hardin_, May 17 2018