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 A185990 1/128 the number of (n+2)X8 binary arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace 1

%I

%S 4838,462288,24122605,1458949494,86146689788,5140797159777,

%T 306579200951455,18279829286165897,1090083256585651730,

%U 65003967929716099336,3876360028556059733488,231157367302985093575811

%N 1/128 the number of (n+2)X8 binary arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace

%C Column 6 of A185993

%H R. H. Hardin, <a href="/A185990/b185990.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 4X8

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 08 2011

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Last modified January 28 15:20 EST 2022. Contains 350657 sequences. (Running on oeis4.)