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%I #4 Mar 31 2012 12:37:26
%S 1,16,488,26029,1958627,183162200
%N Number of nX3 1..6 arrays with every element value z a city block distance of exactly z from another element value z
%C Column 3 of A209058
%e Some solutions for n=4
%e ..3..4..3....3..4..3....4..4..1....3..4..4....5..2..4....2..3..5....2..4..4
%e ..1..1..3....1..2..3....2..1..1....2..2..3....2..2..2....1..2..2....2..2..2
%e ..3..3..2....1..1..1....2..2..4....4..2..2....2..2..3....1..1..1....4..1..1
%e ..4..2..3....4..2..3....2..2..4....4..4..4....3..4..5....5..3..2....1..1..4
%K nonn
%O 1,2
%A _R. H. Hardin_ Mar 04 2012
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