%I #4 Jun 29 2015 15:38:56
%S 120,1122,10148,93028,851604,7802386,71482990,654942820,6000746068,
%T 54980553426,503747889040,4615487155540,42288462097532,
%U 387459445851174,3550018521891070,32526324212267086,298015844551102894
%N Number of (n+1)X(3+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0000 0001 0011 0101 or 1111
%C Column 3 of A259524
%H R. H. Hardin, <a href="/A259519/b259519.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 14*a(n-1) -45*a(n-2) -18*a(n-3) +249*a(n-4) -239*a(n-5) -128*a(n-6) +184*a(n-7) +10*a(n-8) -20*a(n-9) -2*a(n-10)
%e Some solutions for n=4
%e ..0..0..1..0....1..0..0..0....1..1..0..1....1..0..0..0....0..0..0..1
%e ..1..1..0..0....0..1..0..0....1..1..0..1....0..1..0..1....1..0..0..0
%e ..0..0..0..0....1..0..0..1....1..1..0..1....0..0..0..0....0..0..0..1
%e ..0..1..0..0....1..0..0..0....0..0..0..1....0..0..0..1....1..0..0..0
%e ..0..0..0..1....0..0..0..1....0..0..0..1....1..0..0..1....0..1..0..0
%Y Cf. A259524
%K nonn
%O 1,1
%A _R. H. Hardin_, Jun 29 2015
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