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A222844
Number of (n+1)X3 0..2 arrays with every row and column least squares fitting to a positive slope straight line
1
3, 27, 576, 4896, 63455, 531864, 5916807, 49852089, 513363015, 4356708120, 43202639844, 369377896383, 3577597178939, 30801614053968, 293760174674232, 2545094117389824, 24014459778781840, 209083911110141112
OFFSET
1,1
COMMENTS
Column 2 of A222847
LINKS
EXAMPLE
Some solutions for n=3
..0..0..1....0..0..1....0..0..1....0..0..2....0..0..1....0..1..2....0..0..1
..0..0..1....1..1..2....0..1..2....0..1..1....0..1..2....0..2..1....0..1..1
..1..0..2....0..2..2....1..1..2....0..0..2....0..2..1....1..1..2....1..0..2
..1..2..2....1..1..2....1..1..2....1..1..2....1..2..2....1..2..2....0..2..2
CROSSREFS
Sequence in context: A375441 A370578 A062496 * A219345 A185037 A185237
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 07 2013
STATUS
approved