%I #4 May 23 2018 16:02:32
%S 3,51,99,255,2715,9499,30457,225009,1046863,4428355,25786862,
%T 133489800,644632918,3500846702,18523401621,94736004178,504816486286,
%U 2678501833047,14004203659303,74284132555049,393952194673461,2076786525949422
%N Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5 or 7 king-move adjacent elements, with upper left element zero.
%C Column 5 of A305015.
%H R. H. Hardin, <a href="/A305012/b305012.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..1..0..0..0. .0..0..0..0..0. .0..1..1..0..1. .0..1..1..0..0
%e ..0..1..0..0..1. .1..0..0..1..1. .0..1..1..1..0. .1..0..1..1..1
%e ..0..0..0..0..0. .0..0..0..0..0. .1..1..1..0..0. .1..1..1..1..1
%e ..1..0..0..0..0. .1..0..0..0..0. .0..1..1..0..1. .0..1..1..0..1
%e ..0..0..0..1..0. .0..0..0..1..0. .1..1..1..1..0. .1..1..0..1..1
%Y Cf. A305015.
%K nonn
%O 1,1
%A _R. H. Hardin_, May 23 2018
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