A217970 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..2 7Xn array

2187, 30013, 6261827, 465184959, 53384245121, 5551631519475, 607719550822787, 66467669217058347, 7265842970977146165, 795941165331076849711, 87111425541972126128619, 9540203761331937328470249

Offset

1,1

Comments

Row 7 of A217964

Links

R. H. Hardin, Table of n, a(n) for n = 1..13

Example

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

Crossrefs

Sequence in context: A219134 A233160 A269058 * A209509 A016759 A086874

Adjacent sequences: A217967 A217968 A217969 * A217971 A217972 A217973

Keyword

nonn

Author

R. H. Hardin Oct 16 2012

Status

approved