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A186552 1/8192 the number of (n+2)X8 0..3 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace 0

%I #4 Mar 31 2012 12:36:05

%S 111188198,435599518160,891778365437358,2292090739550640497,

%T 5583822993675095945553

%N 1/8192 the number of (n+2)X8 0..3 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace

%C Column 6 of A186553

%e Some solutions for 4X8

%e ..0..0..0..2..1..3..0..2....0..0..0..2..2..3..0..2....0..0..0..2..2..1..0..2

%e ..0..0..0..0..2..2..2..1....0..0..0..0..0..2..0..2....0..0..0..0..0..0..2..1

%e ..0..0..0..0..0..0..1..0....0..0..0..0..0..2..0..0....0..0..0..0..0..2..2..1

%e ..0..0..0..0..0..0..3..2....0..0..0..0..0..0..1..1....0..0..0..0..0..0..3..3

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 23 2011

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)