Triangle read by rows: T(n,k) = number of free polyominoes with n cells, where the maximum number of collinear cell centers on any line in the plane is k.

A377942

Triangle read by rows: T(n,k) = number of free polyominoes with n cells, where the maximum number of collinear cell centers on any line in the plane is k.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =2a(8) =2a(9) =1a(10) =0a(11) =0a(12) =9a(13) =2a(14) =1a(15) =0a(16) =0a(17) =18a(18) =13a(19) =3a(20) =1a(21) =0a(22) =0a(23) =37a(24) =48a(25) =19a(26) =3a(27) =1a(28) =0a(29) =0

External references