A238321 Number of (n+1)X(6+1) 0..2 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors.

292, 50232, 4245918, 261676376, 17315827838, 1266938409578, 93481623913793, 6747651769489946, 483084194221969236, 34692892698038230306, 2498614025548228474087, 179957391346727247579782

Offset: 1

Author

R. H. Hardin, Feb 24 2014

Keywords

• nonn

Comments

Column 6 of A238323

Examples

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

Links

• R. H. Hardin, Table of n, a(n) for n = 1..208