A220942 Number of nX5 arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor

8, 20483, 11115933, 6388528170, 3629112057868, 2062231582631930, 1171541018314271388, 665539183907553913654, 378080579235063704869941

Offset

1,1

Comments

Column 5 of A220943

Links

Table of n, a(n) for n=1..9.

Example

Some solutions for n=3
..0..1..4..2..1....0..1..1..0..1....0..1..0..2..2....0..1..0..1..1
..0..1..1..1..0....0..3..1..1..3....0..3..2..0..2....0..3..2..0..3
..0..1..0..1..2....0..1..1..1..1....0..2..0..1..0....0..2..2..0..0

Crossrefs

Sequence in context: A079172 A173543 A067074 * A281359 A067070 A115478

Adjacent sequences: A220939 A220940 A220941 * A220943 A220944 A220945

Keyword

nonn

Author

R. H. Hardin Dec 25 2012

Status

approved