Number of nX3 0..2 arrays with every row and column least squares fitting to a nonnegative slope straight line, with a single point array taken as having zero slope.

A223046

Number of nX3 0..2 arrays with every row and column least squares fitting to a nonnegative slope straight line, with a single point array taken as having zero slope.

Terms

    a(0) =18a(1) =120a(2) =2160a(3) =24120a(4) =476298a(5) =6701732a(6) =129263994a(7) =2034174870a(8) =38872156608a(9) =638334265140

External references