%I #4 Mar 31 2012 12:37:25
%S 0,1,1,1,2,1,3,16,16,3,3,152,488,152,3,16,1721,26029,26029,1721,16,21,
%T 21083,1745235,7562979,1745235,21083,21,71,217825,116464240
%N T(n,k)=Number of nXk 1..5 arrays with every element value z a city block distance of exactly z from another element value z
%C Table starts
%C ..0.....1.......1.......3.......3........16.....21.71
%C ..1.....2......16.....152....1721.....21083.217825
%C ..1....16.....488...26029.1745235.116464240
%C ..3...152...26029.7562979
%C ..3..1721.1745235
%C .16.21083
%C .21
%e Some solutions for n=3 k=4
%e ..1..1..3..2....4..3..1..1....4..2..1..1....5..2..4..2....3..2..3..3
%e ..3..3..2..3....2..1..2..1....4..1..1..4....2..1..1..3....3..2..3..3
%e ..3..2..3..3....3..1..4..2....4..2..4..4....4..3..1..5....2..2..3..2
%K nonn,tabl
%O 1,5
%A _R. H. Hardin_ Mar 04 2012