A221123 - OEIS

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A221123

Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor

55, 19005, 6405243, 2152770692, 723234356389, 242959402596630, 81617731119238274, 27417937131776836980, 9210537138678339648264, 3094105581109088805200095, 1039406189945536764054814983

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OFFSET

1,1

COMMENTS

Column 5 of A221125

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=3

..0..1..1..2..0....0..1..3..0..0....0..1..2..1..0....0..1..3..1..0

..0..3..0..4..1....0..3..0..1..1....0..3..0..1..0....0..4..1..2..1

..0..1..0..1..1....0..3..1..2..0....0..4..2..1..0....0..0..0..1..1

CROSSREFS

Sequence in context: A266031 A267424 A221772 * A231826 A163036 A358785

Adjacent sequences: A221120 A221121 A221122 * A221124 A221125 A221126

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 02 2013

STATUS

approved