Number of nX2 0..2 arrays with no adjacent rows or columns having the same least squares slope fit to a straight line, with a single point array taken as having zero slope.
A223072
Number of nX2 0..2 arrays with no adjacent rows or columns having the same least squares slope fit to a straight line, with a single point array taken as having zero slope.
Terms
- a(0) =0a(1) =62a(2) =306a(3) =2888a(4) =17968a(5) =139616a(6) =928600a(7) =6820956a(8) =46372206a(9) =331873366a(10) =2268321228a(11) =16088886806a(12) =110434690210a(13) =779564502166
External references
- oeis: A223072