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A189308
Number of nX5 array permutations with each element moving zero or one space diagonally, horizontally or vertically.
1
8, 2177, 216708, 27850597, 3373180708, 415003748241, 50887086987153, 6245362716915409, 766353972986446648, 94042354890961935736, 11540205645392517527841, 1416135670291723758792082
OFFSET
1,1
COMMENTS
Column 5 of A189312
LINKS
EXAMPLE
Some solutions for 3X5
..0..1..3..8..4....0..7..1..3..4....0..7..1..4..3....1..0..2..3..4
.10..5..6..2..9....5.11.13..2..9...10.12..2..9.14....5..6.12.14..9
.11.12..7.13.14...10.12..6..8.14....5..6.11..8.13...10.11.13..7..8
CROSSREFS
Sequence in context: A004819 A001375 A281651 * A300597 A323588 A017415
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 19 2011
STATUS
approved