A201342 Number of nX4 0..4 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease

0, 213, 6304, 194873, 6442039, 204185475, 6035149800, 166685904910, 4343111301270, 107811107350689, 2572353758832182, 59415299284527760, 1336167955301861214

Offset

1,2

Comments

Column 4 of A201345

Links

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

Example

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

Crossrefs

Sequence in context: A092127 A082967 A212312 * A092796 A280898 A180395

Adjacent sequences: A201339 A201340 A201341 * A201343 A201344 A201345

Keyword

nonn

Author

R. H. Hardin Nov 30 2011

Status

approved