A231771 Number of (7+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal, diagonal and antidiagonal neighbors equal to one.

784, 338352, 18318400, 893571840, 85629975876, 8624298007460, 682267982467600, 52970839821218880, 4456718983049324644, 378011756367282007468, 31157229662166847152384, 2561630098398545354807964

Offset: 1

Author

R. H. Hardin, Nov 13 2013

Keywords

• nonn

Comments

Row 7 of A231764

Examples

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

Links

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