Haskell code to generate and count Polyominoes.
What is polyomino? Polyomino on Wikipedia
Returns a list of generated polyominoes of given size n.
generatePolyominos n
Returns a number of polyomioes of given size n.
enumeratePolyominos n
Returns a list of numbers of polyominoes of size less or equal n. Generates sequence: [1,2,6,19,63...]
enumerateAllPolyominos n