Number of polyominoes in which every cell has coprime coordinates.

A366020

Number of polyominoes in which every cell has coprime coordinates.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =3a(4) =8a(5) =13a(6) =36a(7) =76a(8) =201a(9) =476a(10) =1218a(11) =2952a(12) =7282a(13) =17566a(14) =42657a(15) =102931a(16) =249119

External references