A223819
Number of nX1 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.
Original entry on oeis.org
4, 4, 16, 22, 112, 172, 1064, 1742, 11664, 19976, 138640, 243802, 1732272, 3104312, 22419608, 40745940, 297918608, 547354320, 4040882352, 7488584886, 55716851136, 103984450924, 778639744064, 1461701983398, 11004152490272, 20759785009832
Offset: 1
Some solutions for n=4
..0....0....2....3....3....2....1....2....1....3....2....1....1....2....3....0
..0....3....2....1....0....0....0....1....2....3....3....0....1....0....2....3
..0....0....2....1....3....0....0....1....2....3....3....3....1....3....2....3
..0....1....2....3....2....2....1....2....1....3....2....0....1....1....3....0
A223820
Number of nX3 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.
Original entry on oeis.org
16, 16, 256, 484, 12544, 29584, 1132096, 3034564, 136048896, 399040576, 19221049600, 59439415204, 3000766281984, 9636752993344, 502638822873664, 1660231626483600, 88755496992657664, 299596751622662400
Offset: 1
Some solutions for n=4
..1..0..1....2..1..2....0..2..0....1..0..1....3..1..3....3..2..3....0..3..0
..1..0..1....3..3..3....2..2..2....2..0..2....1..3..1....1..0..1....2..0..2
..1..0..1....3..0..3....2..2..2....2..0..2....1..0..1....1..3..1....2..0..2
..1..0..1....2..2..2....0..2..0....1..0..1....3..2..3....3..1..3....0..3..0
A223821
Number of nX4 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.
Original entry on oeis.org
22, 22, 484, 744, 25080, 45000, 2551604, 4923882, 362643556, 760921872, 67380659016, 143668888998, 14708225919640, 31720212766700, 3619610990119432
Offset: 1
Some solutions for n=4
..0..3..0..1....0..3..3..0....2..0..0..2....0..3..0..1....3..3..3..3
..1..1..1..1....3..0..0..3....3..3..3..3....1..3..3..1....2..0..0..2
..1..1..1..1....3..0..0..3....3..0..0..3....1..3..3..1....2..3..3..2
..0..3..0..1....0..3..3..0....2..1..1..2....0..3..0..1....3..2..2..3
A223822
Number of nX5 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.
Original entry on oeis.org
112, 112, 12544, 25080, 6121472, 16748672, 9452644096, 30528090112, 25629932950272, 97611223722496, 97507572620738560, 409423071194196800, 454232423119094753280, 2052359150118139990016, 2439317974403896414082688
Offset: 1
Some solutions for n=4
..2..1..0..1..2....1..1..2..3..0....1..3..0..1..2....0..2..2..2..0
..0..0..0..0..0....1..3..1..1..2....0..1..2..1..0....1..2..3..0..2
..3..0..0..0..3....1..3..1..1..2....0..1..2..1..0....1..2..0..0..2
..1..1..0..1..1....1..1..2..3..0....1..3..0..1..2....0..2..3..2..0
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.
Original entry on oeis.org
172, 172, 29584, 45000, 16748672, 32376064, 34078942048, 73306891648, 142350488320080
Offset: 1
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
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