Triangle read by rows: T(n,k) (n>=1) gives the number of n-indecomposable polyominoes with k cells (k >= 1).
A125761
Triangle read by rows: T(n,k) (n>=1) gives the number of n-indecomposable polyominoes with k cells (k >= 1).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =1a(6) =1a(7) =1a(8) =2a(9) =5a(10) =12a(11) =6a(12) =5a(13) =1a(14) =1a(15) =1a(16) =1a(17) =2a(18) =5a(19) =12a(20) =35a(21) =108a(22) =73a(23) =76a(24) =80a(25) =25a(26) =15a(27) =15a(28) =1a(29) =1
External references
- oeis: A125761