%I #4 Sep 14 2012 06:19:21
%S 1,2,9,90,1451,33694,1047754,41569451,2033056870,119455094071,
%T 8265294573126,662782941109746,60794941081100523,6309797655336714672
%N Number of horizontal, vertical, diagonal or knight-move neighbor colorings of an nX2 array with new integer colors introduced in row major order
%C Column 2 of A216694
%e Some solutions for n=4
%e ..0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1
%e ..1..2....2..3....2..3....1..2....2..3....1..2....2..3....2..3....2..3....2..3
%e ..3..4....4..5....3..4....0..3....0..1....3..4....3..4....4..5....3..4....3..4
%e ..1..5....6..7....4..5....3..2....4..3....1..0....0..1....6..1....5..6....5..1
%K nonn
%O 1,2
%A _R. H. Hardin_ Sep 14 2012
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