Number of free poly-IH14-tiles (holes allowed) with n cells.
A197554
Number of free poly-IH14-tiles (holes allowed) with n cells.
Terms
- a(0) =1a(1) =2a(2) =7a(3) =24a(4) =98a(5) =415a(6) =1846a(7) =8378a(8) =38764a(9) =181482a(10) =858387a(11) =4091763a(12) =19635210a(13) =94749398
External references
- oeis: A197554