%I #4 Jul 02 2018 09:13:39
%S 21,237,311,1660,8761,31433,130402,585212,2366785,9815061,42205654,
%T 175355823,730455300,3093042582,12946456110,54109637656,227779656571,
%U 955289842419,4000305391990,16801782691536,70493554918254
%N Number of nX7 0..1 arrays with every element unequal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
%C Column 7 of A316427.
%H R. H. Hardin, <a href="/A316426/b316426.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..1..1..1..1..1. .0..0..1..0..0..1..0. .0..0..0..0..0..1..0
%e ..0..1..1..1..1..1..1. .1..0..1..1..0..1..1. .0..0..0..0..0..0..0
%e ..1..1..1..1..1..1..1. .1..1..1..1..1..1..1. .0..0..0..0..0..0..0
%e ..1..1..1..1..1..1..1. .1..1..1..1..1..1..1. .0..1..0..0..0..0..0
%e ..1..1..1..1..0..1..1. .0..1..1..1..1..1..0. .0..0..0..0..0..0..1
%Y Cf. A316427.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jul 02 2018
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