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A223823 Number of nX6 0..3 arrays with every row and column least squares fitting to a zero slope straight line, with a single point array taken as having zero slope 0
172, 172, 29584, 45000, 16748672, 32376064, 34078942048, 73306891648, 142350488320080 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A223824
LINKS
EXAMPLE
Some solutions for n=4
..1..0..3..3..0..1....1..0..3..2..2..0....2..2..3..1..1..3....2..0..1..0..2..1
..3..3..0..0..3..3....1..3..1..2..1..2....3..2..3..3..2..3....2..1..3..3..1..2
..3..0..3..3..0..3....1..3..1..2..1..2....3..2..3..3..2..3....2..1..0..0..1..2
..1..1..2..2..1..1....1..0..3..2..2..0....2..2..3..1..1..3....2..0..2..1..2..1
CROSSREFS
Sequence in context: A252139 A252132 A252131 * A224555 A146339 A067356
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 27 2013
STATUS
approved

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Last modified March 2 02:30 EST 2024. Contains 370447 sequences. (Running on oeis4.)