A232294 Number of nX7 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or antidiagonally.

161, 138505, 91293443, 60054788123, 39660722273643, 26187902385019287, 17291702408190208843, 11417620659901817284297, 7538993566244924939045655, 4977957040827120657829369243, 3286918345241124729174039442211

Offset: 1

Author

R. H. Hardin, Nov 22 2013

Keywords

• nonn

Comments

Column 7 of A232295

Examples

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

Links

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