Number of nX3 0..2 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.
A223019
Number of nX3 0..2 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope.
Terms
- a(0) =27a(1) =45a(2) =309a(3) =739a(4) =8355a(5) =25953a(6) =347991a(7) =1229117a(8) =18018549a(9) =67909529a(10) =1046096523a(11) =4096787051a(12) =65040649449a(13) =260964444937
External references
- oeis: A223019