A183551 Number of nX6 0..2 arrays with each element equal to either the maximum or the minimum of its horizontal and vertical neighbors

33, 5845, 417809, 31363527, 2359134621, 177385265619, 13344696858771, 1003889179688773, 75519989933088273, 5681183354145927001, 427381397089550672209, 32150852268908799128175, 2418629680159299544090603

Offset

1,1

Comments

Column 6 of A183554

Links

R. H. Hardin, Table of n, a(n) for n = 1..95

Example

Some solutions for 3X6
..0..1..0..1..1..1....0..0..2..2..1..1....0..0..0..2..2..2....0..0..1..1..2..2
..0..1..0..0..1..0....0..2..2..0..2..0....0..0..2..2..1..2....0..1..1..2..2..2
..1..1..0..0..0..0....1..1..2..0..2..0....2..2..0..0..1..1....1..1..1..1..1..1

Crossrefs

Sequence in context: A229260 A351136 A232365 * A114071 A330134 A210069

Adjacent sequences: A183548 A183549 A183550 * A183552 A183553 A183554

Keyword

nonn

Author

R. H. Hardin Jan 05 2011

Status

approved