%I #4 Mar 26 2018 16:26:04
%S 16,512,13616,369936,10033408,272151040,7381982784,200232929792,
%T 5431228387584,147319630168320,3995978796839936,108389129977399296,
%U 2940006465162900480,79746354795922395136,2163084053927246327808
%N Number of nX5 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally or vertically adjacent elements, with upper left element zero.
%C Column 5 of A301784.
%H R. H. Hardin, <a href="/A301781/b301781.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 24*a(n-1) +92*a(n-2) -156*a(n-3) -1088*a(n-4) -480*a(n-5) +3200*a(n-6) +3200*a(n-7) -4608*a(n-8)
%e Some solutions for n=5
%e ..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
%e ..0..0..1..0..1. .0..0..1..0..0. .0..0..0..1..1. .0..0..0..1..0
%e ..1..0..0..1..1. .0..0..1..1..0. .1..1..0..1..0. .0..1..1..0..0
%e ..1..0..0..0..0. .1..0..0..1..0. .0..1..0..1..0. .1..1..1..0..1
%e ..1..0..1..1..1. .0..0..1..0..1. .0..1..0..1..0. .0..0..1..0..1
%Y Cf. A301784.
%K nonn
%O 1,1
%A _R. H. Hardin_, Mar 26 2018
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