Number of achiral polyominoes with n cubical cells of the regular tiling with Schläfli symbol {4,3,4} (or polycubes).
A007743
Number of achiral polyominoes with n cubical cells of the regular tiling with Schläfli symbol {4,3,4} (or polycubes).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =17a(5) =58a(6) =191a(7) =700a(8) =2515a(9) =9623a(10) =36552a(11) =143761a(12) =564443a(13) =2259905a(14) =9057278a(15) =36705846a(16) =149046429a(17) =609246350a(18) =2495727647a(19) =10267016450a(20) =42322763940a(21) =174974139365
External references
- oeis: A007743