T(n,k)=Number of nXk 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.
A223074
T(n,k)=Number of nXk 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) =3a(1) =0a(2) =0a(3) =0a(4) =62a(5) =0a(6) =0a(7) =306a(8) =306a(9) =0a(10) =0a(11) =2888a(12) =7074a(13) =2888a(14) =0a(15) =0a(16) =17968a(17) =207216a(18) =207216a(19) =17968a(20) =0a(21) =0a(22) =139616a(23) =4047876a(24) =27452008a(25) =4047876a(26) =139616a(27) =0a(28) =0a(29) =928600
External references
- oeis: A223074