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Number of nX6 0..2 arrays with no element equal the average of immediate neighbors vertically above, diagonally above and left, and horizontally left of it
1

%I #5 Mar 31 2012 12:37:24

%S 96,24192,6557958,1765095958,475618885520,128150274103008,

%T 34526890433183028,9302784446983878688,2506448507518700086794,

%U 675319762723891977496482,181952396673386828569135652

%N Number of nX6 0..2 arrays with no element equal the average of immediate neighbors vertically above, diagonally above and left, and horizontally left of it

%C Column 6 of A208796

%H R. H. Hardin, <a href="/A208794/b208794.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 01 2012