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%I #4 Apr 17 2018 13:22:59
%S 21,363,360,2926,11079,59654,345668,2060154,13122422,89037375,
%T 632329265,4677904112,35799149696,280072132889,2226022479526,
%U 17895152751103,144903511517451,1178993189869482,9624601342853800,78735791021587131
%N Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
%C Column 7 of A303040.
%H R. H. Hardin, <a href="/A303039/b303039.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..1..1..1..1..1..0. .0..1..1..1..0..1..0. .0..1..0..0..0..0..1
%e ..1..1..1..1..0..1..0. .0..1..0..1..0..1..1. .0..0..0..0..0..1..0
%e ..0..1..0..1..0..1..0. .0..1..0..1..0..1..0. .0..1..0..0..0..1..0
%e ..1..1..0..1..0..1..0. .0..1..0..0..0..1..0. .0..1..0..0..0..0..0
%e ..0..1..0..1..1..0..0. .1..0..0..0..0..0..0. .0..0..0..0..0..1..0
%Y Cf. A303040.
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 17 2018