Number of free polyaboloes (or polytans) with n cells, where two triangles sharing a hypotenuse (making up a square) are counted as a single cell.
A390996
Number of free polyaboloes (or polytans) with n cells, where two triangles sharing a hypotenuse (making up a square) are counted as a single cell.
Terms
- a(0) =2a(1) =4a(2) =16a(3) =75a(4) =409a(5) =2491a(6) =15814a(7) =103727a(8) =692428a(9) =4689112
External references
- oeis: A390996