%I #4 Jan 07 2018 10:41:16
%S 8,95,53,145,130,146,181,289,294,594,711,1167,1681,2374,3827,6129,
%T 8841,14042,20888,31498,51865,82514,125083,194859,300754,471476,
%U 758967,1198480,1863140,2913216,4550700,7227150,11533654,18154246,28482607
%N Number of nX7 0..1 arrays with every element equal to 1, 2 or 4 king-move adjacent elements, with upper left element zero.
%C Column 7 of A297858.
%H R. H. Hardin, <a href="/A297857/b297857.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=7
%e ..0..1..0..1..0..1..0. .0..1..0..1..0..1..0. .0..1..0..0..0..1..0
%e ..0..1..0..1..1..0..1. .0..1..0..1..0..1..0. .0..1..1..1..1..1..0
%e ..1..1..1..0..1..0..0. .0..1..0..1..0..1..0. .1..1..0..0..0..1..1
%e ..0..0..1..0..1..1..1. .0..1..0..1..0..1..0. .0..0..1..1..1..0..0
%e ..1..0..1..1..0..1..0. .0..1..0..1..0..1..0. .1..0..0..0..0..0..1
%e ..0..1..0..1..0..1..0. .1..0..0..0..1..1..1. .1..0..1..1..1..0..1
%e ..0..1..1..1..0..1..0. .0..1..1..0..1..0..0. .0..1..0..0..0..1..0
%Y Cf. A297858.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 07 2018