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A222847
T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every row and column least squares fitting to a positive slope straight line
5
1, 3, 3, 16, 27, 16, 48, 576, 576, 48, 185, 4896, 67986, 4896, 185, 534, 63455, 2088576, 2088576, 63455, 534, 1873, 531864, 121707070, 176032212, 121707070, 531864, 1873, 5397, 5916807, 3904508304, 32109350238, 32109350238, 3904508304, 5916807, 5397
OFFSET
1,2
COMMENTS
Table starts
....1.......3.........16..........48.........185...........534.........1873
....3......27........576........4896.......63455........531864......5916807
...16.....576......67986.....2088576...121707070....3904508304.179900642006
...48....4896....2088576...176032212.32109350238.2840442492432
..185...63455..121707070.32109350238
..534..531864.3904508304
.1873.5916807
.5397
LINKS
EXAMPLE
Some solutions for n=3 k=4
..0..0..0..0..2....0..0..0..0..1....0..0..0..0..1....0..0..0..0..2
..0..0..0..1..1....0..1..1..1..2....0..0..1..1..1....0..0..0..2..0
..1..0..1..0..2....0..0..0..0..1....1..1..0..2..1....1..1..0..0..2
..0..1..2..1..2....1..2..1..1..2....1..1..1..1..2....0..1..1..1..2
CROSSREFS
Sequence in context: A258017 A209055 A209212 * A278309 A048234 A068415
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 07 2013
STATUS
approved