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%I A303886 #4 May 02 2018 07:54:41
%S A303886 1,272,256,2130,4964,24985,88901,384168,1517262,6387363,26128622,
%T A303886 109286469,453167087,1893484140,7895422217,33012465799,138034364553,
%U A303886 577776514184,2419883706139,10139777334645,42517613567822
%N A303886 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.
%C A303886 Column 6 of A303888.
%H A303886 R. H. Hardin, <a href="/A303886/b303886.txt">Table of n, a(n) for n = 1..210</a>
%e A303886 Some solutions for n=5
%e A303886 ..0..1..1..0..0..1. .0..1..1..1..0..0. .0..1..1..0..0..1. .0..1..0..1..0..0
%e A303886 ..0..1..1..0..0..1. .1..0..0..0..1..1. .0..1..1..0..0..1. .1..0..0..0..1..1
%e A303886 ..0..1..1..0..0..1. .1..0..0..0..1..1. .0..1..1..0..0..0. .1..0..0..1..1..0
%e A303886 ..1..1..1..0..0..0. .0..1..1..1..0..0. .0..1..1..0..0..1. .0..1..1..1..1..0
%e A303886 ..0..0..0..1..1..1. .0..1..1..1..0..0. .1..0..1..0..0..1. .1..0..1..0..0..1
%Y A303886 Cf. A303888.
%K A303886 nonn
%O A303886 1,2
%A A303886 _R. H. Hardin_, May 02 2018

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