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A260104 Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101 1

%I

%S 2575,6804,17125,47498,127549,355098,965197,2690519,7384493,20405960,

%T 56231483,155187370,427977626,1180515446,3258261087,8988067228,

%U 24801093969,68432576155,188827200959,520997709228,1437552473793

%N Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101

%C Column 6 of A260106

%H R. H. Hardin, <a href="/A260104/b260104.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..1..0..0..0..1..0..1..0....1..0..1..0..1..0..0..1....0..0..0..1..0..1..0..0

%e ..0..0..0..1..0..0..0..1....0..0..0..0..0..0..0..0....0..0..1..0..0..0..1..0

%e ..1..0..0..0..1..0..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..1..0..0

%e ..0..0..0..1..0..0..0..0....0..0..1..0..0..1..0..0....0..0..0..0..0..0..1..0

%e ..1..0..0..0..0..0..0..1....0..1..0..0..0..0..1..0....0..1..0..1..0..1..0..0

%e ..0..0..0..0..0..0..1..0....1..0..1..0..0..1..0..1....1..0..1..0..1..0..1..0

%Y Cf. A260106

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 16 2015

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Last modified January 19 18:16 EST 2022. Contains 350466 sequences. (Running on oeis4.)