%I #4 May 12 2018 09:37:46
%S 5,1493,33263,1043316,30362267,898146670,26510744474,783174010085,
%T 23137703330738,683623975475552,20199051830780465,596830534656558763,
%U 17634986814152323681,521075710061846580996,15396691883833645691809
%N Number of nX6 0..1 arrays with every element unequal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
%C Column 6 of A304427.
%H R. H. Hardin, <a href="/A304425/b304425.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..1..1..1..1. .0..0..1..1..1..0. .0..0..1..0..1..0. .0..0..1..0..1..1
%e ..0..1..1..1..0..0. .0..1..1..1..0..1. .0..1..1..0..1..1. .0..1..1..0..0..0
%e ..0..0..1..0..1..0. .0..0..1..1..0..0. .0..0..1..0..0..1. .0..0..1..0..1..1
%e ..0..0..0..0..1..1. .0..0..1..1..1..0. .0..1..1..0..1..0. .0..1..1..1..0..1
%e ..0..1..1..0..1..0. .1..1..0..0..1..0. .0..0..1..0..1..1. .1..0..0..1..0..0
%Y Cf. A304427.
%K nonn
%O 1,1
%A _R. H. Hardin_, May 12 2018
|