A200898 Number of nX4 0..5 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

46, 649, 1329, 352339, 8982755, 18172239, 6469118415, 184228587259, 391072885802

Offset

1,1

Comments

Column 4 of A200902

Links

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

Example

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

Crossrefs

Sequence in context: A027940 A098227 A077732 * A160151 A278204 A223929

Adjacent sequences: A200895 A200896 A200897 * A200899 A200900 A200901

Keyword

nonn

Author

R. H. Hardin Nov 23 2011

Status

approved