Triangle read by rows: T(n,k) is the number of partitions of the set {1,2,...,n} having k adjacent blocks (0 <= k <= n). An adjacent block is a block of the form (i, i+1, i+2, ...).
A177254
Triangle read by rows: T(n,k) is the number of partitions of the set {1,2,...,n} having k adjacent blocks (0 <= k <= n). An adjacent block is a block of the form (i, i+1, i+2, ...).
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =2a(8) =2a(9) =1a(10) =1a(11) =4a(12) =6a(13) =3a(14) =1a(15) =5a(16) =13a(17) =17a(18) =12a(19) =4a(20) =1a(21) =21a(22) =51a(23) =61a(24) =44a(25) =20a(26) =5a(27) =1a(28) =91a(29) =219
External references
- oeis: A177254