Triangle read by rows: T(n,d) is the number of free (d,2)-polyominoids of size n, 2 <= d <= n+1.
A387003
Triangle read by rows: T(n,d) is the number of free (d,2)-polyominoids of size n, 2 <= d <= n+1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =9a(5) =12a(6) =5a(7) =54a(8) =95a(9) =103a(10) =12a(11) =448a(12) =1267a(13) =1565a(14) =1597a(15) =35a(16) =4650a(17) =22349a(18) =34266a(19) =36575a(20) =36716a(21) =108a(22) =53611a(23) =459882
External references
- oeis: A387003