The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A221377

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Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal, vertical or antidiagonal neighbor, with no occupancy greater than 2
(history; published version)

#3 by R. H. Hardin at Sun Jan 13 20:28:18 EST 2013

STATUS

editing

approved

#2 by R. H. Hardin at Sun Jan 13 20:28:15 EST 2013

NAME

allocated for R. H. Hardin

Number of nX5 arrays of occupancy after each element stays put or moves to some horizontal, vertical or antidiagonal neighbor, with no occupancy greater than 2

DATA

41, 7723, 1548941, 318041768, 66128482930, 13839040254798, 2904381959945700, 610185056194548331, 128236726426333833646

OFFSET

1,1

COMMENTS

Column 5 of A221378

EXAMPLE

Some solutions for n=3

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

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

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

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin Jan 13 2013

STATUS

approved

editing

#1 by R. H. Hardin at Sun Jan 13 20:25:01 EST 2013

NAME

allocated for R. H. Hardin

KEYWORD

allocated

STATUS

approved