A201194 Number of n X 7 0..2 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease.

0, 239, 4104, 62507, 817653, 9782242, 117867542, 1504100224, 20036576547, 268650529838, 3533651482495, 45103479980980, 557665091509317, 6693711518462620

Offset

1,2

Comments

Column 7 of A201195.

Links

Table of n, a(n) for n=1..14.

Example

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

Crossrefs

Cf. A201195.

Sequence in context: A065098 A256378 A256377 * A065750 A201045 A056095

Adjacent sequences: A201191 A201192 A201193 * A201195 A201196 A201197

Keyword

nonn

Author

R. H. Hardin Nov 28 2011

Status

approved