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A221332 Number of 5Xn arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor, with no occupancy greater than 2 1
1, 3363, 571358, 131347807, 26135748494, 5264460642473, 1043094530574190, 206296461646686083, 40696390245562531399, 8021014977002231894704, 1580039716596918034100062, 311140535645141827979564485 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 5 of A221328
LINKS
EXAMPLE
Some solutions for n=3
..0..1..2....0..1..1....0..1..2....0..1..2....0..2..0....0..2..0....0..1..2
..2..2..0....1..2..0....0..1..1....2..0..1....1..2..2....1..2..0....2..1..0
..0..0..1....1..1..1....1..2..1....1..0..2....0..1..1....2..1..1....2..0..0
..1..1..2....1..2..2....2..1..1....1..0..1....0..1..0....1..0..2....0..2..1
..2..0..1....0..0..2....0..1..1....2..2..0....1..2..2....2..1..0....2..1..1
CROSSREFS
Sequence in context: A233356 A035778 A108002 * A163044 A069367 A031556
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 11 2013
STATUS
approved

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Last modified February 20 21:52 EST 2024. Contains 370219 sequences. (Running on oeis4.)