A201190 - OEIS

A201190

Number of nX3 0..2 arrays with every row and column running average nondecreasing rightwards and downwards but some diagonal running average having a decrease

0, 1, 8, 45, 225, 1005, 4104, 15592, 55914, 191522, 632129, 2024359, 6323087, 19343102, 58140702, 172156273, 503228165, 1454641954, 4164043593, 11818459242, 33291210601, 93152197045, 259101275859, 716858442400, 1973889033615

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

COMMENTS

Column 3 of A201195

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..100

EXAMPLE

Some solutions for n=8

..0..0..0....0..0..1....0..0..0....0..0..1....0..0..0....0..0..0....0..0..0

..0..0..0....0..0..2....0..0..1....0..0..1....0..0..0....0..0..0....0..0..2

..1..1..2....0..0..2....0..0..1....0..1..1....0..0..2....1..1..1....2..2..2