%I #4 Mar 31 2012 12:37:30
%S 1,2,2,5,13,5,12,115,115,12,33,1468,5822,1468,33,87,19993,411940,
%T 411940,19993,87,227,242036,29021568,152691350,29021568,242036,227,
%U 583,2830612,1712295424
%N T(n,k)=Number of nXk 0..4 arrays with every element value z a city block distance of exactly z from another element value z
%C Table starts
%C ...1......2........5........12.......33.........87.....227.583
%C ...2.....13......115......1468....19993.....242036.2830612
%C ...5....115.....5822....411940.29021568.1712295424
%C ..12...1468...411940.152691350
%C ..33..19993.29021568
%C ..87.242036
%C .227
%e Some solutions for n=4 k=2
%e ..2..2....1..2....2..1....0..1....2..3....0..3....0..1....0..3....4..2....2..1
%e ..2..3....1..2....1..1....3..1....3..0....1..1....1..1....1..1....1..1....2..1
%e ..2..2....2..2....2..1....0..0....2..0....3..1....0..1....0..1....0..2....2..2
%e ..3..2....0..2....1..1....0..3....0..3....0..3....0..1....0..3....0..4....2..0
%K nonn,tabl
%O 1,2
%A _R. H. Hardin_ Mar 12 2012
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