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%I #3 Dec 11 2012 07:43:29
%S 4,89,3281,60003,1022813,16673578
%N Equals two maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to exactly two of their king-move neighbors in a random 0..3 nX4 array
%C Column 4 of A220342
%e Some solutions for n=3
%e ..1..1..1..0....0..0..1..1....1..1..0..1....1..0..1..0....1..0..0..1
%e ..0..1..1..0....0..0..1..0....0..0..0..0....1..0..0..1....1..0..0..1
%e ..0..0..1..0....0..1..0..1....1..0..1..0....1..0..0..1....0..1..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Dec 11 2012