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A209057
Number of nX3 1..6 arrays with every element value z a city block distance of exactly z from another element value z
0
1, 16, 488, 26029, 1958627, 183162200
OFFSET
1,2
COMMENTS
Column 3 of A209058
EXAMPLE
Some solutions for n=4
..3..4..3....3..4..3....4..4..1....3..4..4....5..2..4....2..3..5....2..4..4
..1..1..3....1..2..3....2..1..1....2..2..3....2..2..2....1..2..2....2..2..2
..3..3..2....1..1..1....2..2..4....4..2..2....2..2..3....1..1..1....4..1..1
..4..2..3....4..2..3....2..2..4....4..4..4....3..4..5....5..3..2....1..1..4
CROSSREFS
Sequence in context: A209352 A209392 A209022 * A209214 A183890 A250400
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 04 2012
STATUS
approved