Number of quasi-pentominoes in an n X n bounding box.
A094172
Number of quasi-pentominoes in an n X n bounding box.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =21a(4) =390a(5) =3427a(6) =18380a(7) =73413a(8) =237459a(9) =659774a(10) =1629116a(11) =3666785a(12) =7651680
External references
- oeis: A094172