A221243 Number of n X 5 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor.
8, 3864, 1337130, 438377904, 142283547000, 46087307409528, 14921719105582926, 4830735371570137800
Offset: 1
Keywords
Examples
Some solutions for n=3 ..0..0..0..2..2....0..0..2..2..2....0..0..4..1..0....0..1..0..2..1 ..0..6..1..0..1....0..1..1..1..0....0..4..1..0..1....0..2..1..1..2 ..0..0..2..1..0....0..3..1..2..0....0..2..0..2..0....0..0..2..3..0
Crossrefs
Cf. A221245.
Comments