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A209607
Number of nX5 1..2 arrays with every element value z a city block distance of exactly z from another element value z
1
2, 170, 6218, 151736, 3833954, 95442732, 2375975754, 59592537600, 1495366951690, 37503163842366, 940455006943040, 23582406579072110, 591339672010632278, 14828301442081160268, 371832301227736747532, 9324007193364231632484
OFFSET
1,1
COMMENTS
Column 5 of A209610
LINKS
EXAMPLE
Some solutions for n=4
..1..2..2..1..2....2..2..2..1..1....1..2..1..2..2....1..1..2..1..1
..1..2..2..1..1....2..2..1..2..1....1..2..1..1..1....2..2..1..1..2
..2..1..2..1..2....1..1..1..1..1....1..2..2..2..2....1..2..2..1..2
..1..1..2..2..2....1..2..2..1..2....1..2..1..1..2....1..1..2..1..2
CROSSREFS
Sequence in context: A157316 A007760 A230511 * A243230 A051030 A339641
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 10 2012
STATUS
approved