A200827 Number of nX4 0..5 arrays with every row and column running average nondecreasing rightwards and downwards

219, 12776, 642953, 29830782, 1307781737, 54981059192, 2243416408567, 89423476817120, 3499282820109344, 134839582934045576, 5128001888138908757, 192784866403516517599, 7173689814037090539114, 264492224043213953480771

Offset

1,1

Comments

Column 4 of A200831

Links

R. H. Hardin, Table of n, a(n) for n = 1..15

Example

Some solutions for n=3
..0..0..1..1....0..0..3..1....0..0..5..2....0..0..0..0....0..0..0..0
..0..0..1..1....0..2..4..3....0..1..5..3....0..2..1..4....0..1..2..3
..3..3..3..5....4..4..4..5....1..5..5..4....1..3..5..5....2..2..5..4

Crossrefs

Sequence in context: A179580 A043435 A166836 * A286441 A285889 A173619

Adjacent sequences: A200824 A200825 A200826 * A200828 A200829 A200830

Keyword

nonn

Author

R. H. Hardin Nov 23 2011

Status

approved