A218520 Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 nX6 array.

236, 42812, 7687526, 1326731972, 232640291710, 40522780697742, 7051080210074740, 1226141540661411646, 213181725321313805184, 37062512930409971808074, 6443364732821356673971218

Offset: 1

Author

R. H. Hardin Oct 31 2012

Keywords

• nonn

Comments

Column 6 of A218522

Examples

			Some solutions for n=3
..0..0..0..1..3..2....0..0..0..0..3..3....0..0..0..1..1..3....0..0..0..1..3..3
..0..0..0..1..1..1....0..0..0..1..0..0....0..0..1..3..0..3....0..0..1..3..2..2
..0..0..1..1..0..0....0..0..3..3..0..2....1..3..0..0..0..0....0..0..3..2..2..2
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..67