%I #4 Apr 21 2018 12:46:58
%S 13,13,67,128,410,1221,3453,10223,30247,88071,257997,758575,2222443,
%T 6510901,19099863,56003627,164158635,481322825,1411283805,4137560893,
%U 12130815503,35567022201,104278542849,305732562651,896380484697
%N Number of nX6 0..1 arrays with every element equal to 0, 1, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
%C Column 6 of A303314.
%H R. H. Hardin, <a href="/A303312/b303312.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = a(n-1) +2*a(n-2) +10*a(n-3) +6*a(n-4) -5*a(n-5) -15*a(n-6) -8*a(n-7) -4*a(n-8) for n>11
%e Some solutions for n=5
%e ..0..1..0..1..1..1. .0..1..0..1..0..1. .0..1..0..1..0..1. .0..1..1..1..0..1
%e ..0..1..0..1..0..1. .0..0..1..1..0..1. .0..1..0..1..0..1. .0..1..0..1..0..1
%e ..0..1..0..1..0..1. .0..1..0..1..0..1. .0..0..0..1..0..1. .0..1..0..0..0..1
%e ..0..0..1..1..0..1. .0..1..0..1..0..1. .0..1..0..1..1..1. .0..1..0..1..1..1
%e ..0..1..0..1..0..1. .0..1..0..1..1..1. .0..1..0..1..0..1. .0..1..0..1..0..1
%Y Cf. A303314.
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 21 2018