%I #4 Jul 04 2015 21:40:16
%S 201,299,385,451,474,835,872,968,1532,1794,2116,2746,4218,4546,5038,
%T 8578,9510,10852,15782,21068,23626,28628,45684,49942,56506,89228,
%U 107618,121770,163652,236042,261164,308318,487320,557176,632898,928294,1212250
%N Number of (n+2)X(4+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 or 00000101
%C Column 4 of A259770
%H R. H. Hardin, <a href="/A259768/b259768.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 3*a(n-7) +5*a(n-10) +a(n-13) -a(n-14) -a(n-17) -2*a(n-21) for n>24
%e Some solutions for n=4
%e ..1..0..0..0..0..0....0..0..0..0..0..1....0..1..0..0..1..0....1..0..0..0..0..0
%e ..0..0..0..0..1..0....0..1..0..0..0..0....0..0..0..0..0..0....0..0..0..0..0..0
%e ..1..0..0..1..0..0....0..0..1..0..0..1....0..0..0..0..0..0....0..0..0..1..0..0
%e ..0..0..0..0..0..0....0..0..0..0..0..0....1..0..0..1..0..0....0..0..1..0..0..0
%e ..1..0..0..0..0..0....0..0..0..0..0..0....0..0..0..0..1..0....0..0..0..0..0..0
%e ..0..0..0..1..0..1....1..0..0..1..0..1....1..0..0..0..0..0....0..0..0..0..0..1
%Y Cf. A259770
%K nonn
%O 1,1
%A _R. H. Hardin_, Jul 04 2015
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