A222927 Number of (n+1)X4 0..3 arrays with every row and column least squares fitting to a positive slope straight line

340, 39780, 10520570, 1100843406, 176146081651, 18796559253849, 2593203089087409, 282019553463285261

Offset

1,1

Comments

Column 3 of A222929

Links

Table of n, a(n) for n=1..8.

Example

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

Crossrefs

Sequence in context: A265969 A265924 A239159 * A374027 A298908 A057598

Adjacent sequences: A222924 A222925 A222926 * A222928 A222929 A222930

Keyword

nonn

Author

R. H. Hardin Mar 09 2013

Status

approved