Number of fixed polyominoids with n cells, allowing flat corner-connections and right-angled edge-connections.
A365996
Number of fixed polyominoids with n cells, allowing flat corner-connections and right-angled edge-connections.
Terms
- a(0) =3a(1) =18a(2) =182a(3) =2211a(4) =29787a(5) =427249a(6) =6388662a(7) =98408718a(8) =1550202417
External references
- oeis: A365996