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%I #4 Dec 05 2012 05:38:09
%S 16,256,4020,64862,1029672,16468836,262860066,4196749396,66990470720,
%T 1069337677856,17068363712016,272432545268580,4348295522399446,
%U 69402425537376422,1107712590346165536,17679808823449832756
%N Number of nX2 arrays of the minimum or maximum value of corresponding elements and their horizontal and vertical neighbors in a random 0..3 nX2 array
%C Column 2 of A220109
%H R. H. Hardin, <a href="/A220107/b220107.txt">Table of n, a(n) for n = 1..99</a>
%e Some solutions for n=3
%e ..0..3....1..2....1..2....1..2....1..3....3..0....2..1....3..2....3..0....1..3
%e ..1..2....3..3....1..1....2..1....0..3....3..0....1..1....2..3....3..2....0..3
%e ..2..3....1..1....2..2....3..3....3..2....3..0....1..3....1..3....0..0....1..3
%K nonn
%O 1,1
%A _R. H. Hardin_ Dec 05 2012
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