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A222927 Number of (n+1)X4 0..3 arrays with every row and column least squares fitting to a positive slope straight line 0
340, 39780, 10520570, 1100843406, 176146081651, 18796559253849, 2593203089087409, 282019553463285261 (list; graph; refs; listen; history; text; internal format)
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 * A298908 A057598 A271801

Adjacent sequences:  A222924 A222925 A222926 * A222928 A222929 A222930

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 09 2013

STATUS

approved

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Last modified January 27 05:50 EST 2022. Contains 350601 sequences. (Running on oeis4.)