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A222557 Number of (n+3)X1 arrays of occupancy after each element moves up to +-n places but not 0 0
4, 64, 359, 1562, 6220, 24024, 92011, 352258, 1351519 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 3 of A222555
LINKS
EXAMPLE
Some solutions for n=3
..2....0....1....0....0....2....0....2....0....3....2....0....0....2....1....0
..1....1....0....0....2....1....3....0....0....0....0....2....0....1....2....0
..1....3....1....2....0....1....0....0....3....2....2....1....4....0....1....2
..0....1....2....1....0....0....1....1....0....0....1....1....2....2....0....0
..1....1....1....0....2....0....1....1....0....1....1....1....0....1....1....2
..1....0....1....3....2....2....1....2....3....0....0....1....0....0....1....2
CROSSREFS
Sequence in context: A299147 A141046 A264055 * A249483 A165516 A064935
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 24 2013
STATUS
approved

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Last modified February 29 08:02 EST 2024. Contains 370414 sequences. (Running on oeis4.)