Number of different fixed (possibly) disconnected polyominoes (of any area) bounded (not necessarily tightly) by an n*n square.

A162677

Number of different fixed (possibly) disconnected polyominoes (of any area) bounded (not necessarily tightly) by an n*n square.

Terms

    a(0) =1a(1) =10a(2) =400a(3) =57856a(4) =31522816a(5) =66605547520

External references