A214351 Number of n X n X n triangular 0..7 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors.

8, 232, 20840, 5349708, 3766437036, 7118347901224, 35699489509054494, 472117658204259171294

Offset: 1

Author

R. H. Hardin, Jul 13 2012

Keywords

• nonn

Comments

Column 7 of A214352.

Examples

			Some solutions for n=3
....4......4......3......6......4......0......4......2......5......0......2
...0.6....7.0....3.2....5.6....4.1....0.0....2.5....1.3....6.3....0.7....6.1
..0.2.7..7.0.5..2.3.2..3.6.0..0.7.1..0.0.2..0.6.3..1.2.3..1.7.1..0.0.7..6.0.7
		

Crossrefs

Cf. A214352.