T(n,k)=Number of nX(k+1) 0..2 arrays with every row least squares fitting to a positive slope straight line and every column least squares fitting to a zero or positive slope straight line, with a single point array taken as having zero slope.

A223309

T(n,k)=Number of nX(k+1) 0..2 arrays with every row least squares fitting to a positive slope straight line and every column least squares fitting to a zero or positive slope straight line, with a single point array taken as having zero slope.

Terms

    a(0) =3a(1) =9a(2) =6a(3) =36a(4) =36a(5) =18a(6) =102a(7) =340a(8) =324a(9) =41a(10) =343a(11) =1914a(12) =12240a(13) =1845a(14) =123a(15) =996a(16) =13850a(17) =195228a(18) =221346a(19) =17343a(20) =310a(21) =3159a(22) =79266a(23) =4750550a(24) =8514450a(25) =8909352a(26) =119660a(27) =957a(28) =9237a(29) =523133

External references