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A223745
Number of nX5 0..2 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
39, 39, 1521, 1521, 144495, 162583, 21793395, 30730023, 6934356117, 9808559487, 2895682234887, 4474602111861, 1576942337224917
OFFSET
1,1
COMMENTS
Column 5 of A223747
EXAMPLE
Some solutions for n=3
..2..2..1..2..2....2..2..1..2..2....2..0..2..0..2....0..0..2..0..0
..1..0..1..0..1....1..0..0..2..0....2..0..1..2..1....0..1..1..1..0
..2..2..1..2..2....2..2..1..2..2....2..0..2..0..2....0..0..2..0..0
CROSSREFS
Sequence in context: A023481 A291517 A165860 * A050774 A041759 A257442
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 27 2013
STATUS
approved