A201030 Number of nX5 0..4 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other

8, 159, 3602, 96844, 2579473, 78447852, 2410888256, 76028824895, 2398729474454

Offset

1,1

Comments

Column 5 of A201033

Links

Table of n, a(n) for n=1..9.

Example

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

Crossrefs

Sequence in context: A025605 A114223 A278669 * A127369 A364741 A228700

Adjacent sequences: A201027 A201028 A201029 * A201031 A201032 A201033

Keyword

nonn

Author

R. H. Hardin Nov 26 2011

Status

approved