%I #5 Mar 31 2012 12:37:22
%S 32,1129,42563,1592731,59655167,2234126207,83670667271,3133560234217,
%T 117355367786585,4395090865370635,164601109918978615,
%U 6164497208894901477,230867373009598884627,8646243499452479433569,323811570588787197424201
%N Number of nX6 0..1 arrays with new values 0..1 introduced in row major order and no element equal to more than two of its immediate leftward or upward or left-upward diagonal neighbors
%C Column 6 of A208269
%H R. H. Hardin, <a href="/A208267/b208267.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 36*a(n-1) +120*a(n-2) -2391*a(n-3) -3905*a(n-4) +50702*a(n-5) +27152*a(n-6) -396016*a(n-7) +154999*a(n-8) +751787*a(n-9) -499260*a(n-10) -410368*a(n-11) +355981*a(n-12) +38077*a(n-13) -70276*a(n-14) +6203*a(n-15) +3386*a(n-16) -622*a(n-17) +28*a(n-18)
%e Some solutions for n=4
%e ..0..0..0..1..1..0....0..0..0..0..0..0....0..0..0..1..0..0....0..0..0..1..0..0
%e ..0..1..1..1..0..1....1..0..1..0..1..0....0..1..1..1..0..1....0..1..1..0..0..1
%e ..1..0..1..0..1..0....0..0..1..0..1..1....0..0..0..1..0..1....0..1..0..0..1..1
%e ..1..1..0..0..0..0....0..1..0..0..1..0....1..1..1..0..1..0....0..1..1..0..1..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Feb 24 2012