%I #4 May 31 2018 09:05:52
%S 1,49,53,115,271,538,1476,3001,8018,19631,49142,121150,301994,755291,
%T 1883016,4721904,11811102,29624570,74283952,186275585,467396085,
%U 1172634363,2942953196,7385641030,18537581048,46532964358,116809764471
%N Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.
%C Column 6 of A305360.
%H R. H. Hardin, <a href="/A305358/b305358.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..1..0..0..0..1. .0..1..1..0..0..1. .0..0..1..1..0..1. .0..0..0..0..0..0
%e ..1..1..0..1..1..0. .1..0..0..1..0..0. .0..0..1..0..0..1. .1..1..0..1..1..1
%e ..0..0..1..1..0..0. .0..1..1..0..1..0. .0..0..0..1..1..0. .1..0..1..0..1..0
%e ..0..1..1..0..1..1. .0..0..1..0..1..1. .0..0..1..0..0..1. .0..0..1..0..0..0
%e ..1..0..0..0..1..0. .1..1..0..0..1..0. .1..1..0..1..1..0. .1..0..1..1..0..1
%Y Cf. A305360.
%K nonn
%O 1,2
%A _R. H. Hardin_, May 31 2018