%I #4 Feb 05 2018 13:33:04
%S 8,2907,128610,4532025,173234478,6766315496,260938102438,
%T 10077166692402,389637415718865,15058710314116325,581977479263622822,
%U 22493737410496748938,869383064950398158845,33601436598811749671626
%N Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero.
%C Column 7 of A299228.
%H R. H. Hardin, <a href="/A299227/b299227.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..1..1..1..0. .0..0..1..1..1..1..1. .0..0..1..0..1..1..0
%e ..0..1..0..0..1..1..0. .0..1..0..1..1..0..0. .0..1..0..0..1..1..0
%e ..0..1..0..1..1..1..1. .0..1..0..1..1..1..1. .0..1..0..1..1..1..1
%e ..0..0..0..1..1..0..1. .0..0..0..1..0..1..0. .0..0..0..1..1..1..1
%e ..0..0..1..0..0..0..0. .0..0..1..0..1..0..0. .0..0..1..1..1..0..0
%Y Cf. A299228.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 05 2018
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