cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A221243 Number of n X 5 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor.

Original entry on oeis.org

8, 3864, 1337130, 438377904, 142283547000, 46087307409528, 14921719105582926, 4830735371570137800
Offset: 1

Views

Author

R. H. Hardin, Jan 06 2013

Keywords

Comments

Column 5 of A221245.

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.