Number of anisohedral polyiamonds with n cells.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =6a(9) =25a(10) =53a(11) =47a(12) =97a(13) =281a(14) =280a(15) =343a(16) =345a(17) =1367a(18) =619a(19) =2478a(20) =1504a(21) =8292a(22) =1811a(23) =16742a(24) =3458a(25) =48453a(26) =5459a(27) =95311a(28) =9416a(29) =333739