A231528 Number of 6Xn 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.

64, 261, 18721, 571226, 15000701, 451200772, 14940780666, 476186342599, 14723977144889, 457772945684867, 14379443320523238, 451520043526895518, 14134809455898239484, 442341751627382776887, 13854804160752439932243

Offset: 1

Author

R. H. Hardin, Nov 10 2013

Keywords

• nonn

Comments

Row 6 of A231523

Examples

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

Links

• R. H. Hardin, Table of n, a(n) for n = 1..210