Triangle T(n,k), n>=1, 1<=k<=n, read by rows, where sequence a_k of column k has a_k(0)=1, followed by (k-1)-fold 0 and a_k(n) shifts k places down under binomial transform.
A143983
Triangle T(n,k), n>=1, 1<=k<=n, read by rows, where sequence a_k of column k has a_k(0)=1, followed by (k-1)-fold 0 and a_k(n) shifts k places down under binomial transform.
Terms
- a(0) =1a(1) =2a(2) =1a(3) =5a(4) =1a(5) =1a(6) =15a(7) =2a(8) =1a(9) =1a(10) =52a(11) =5a(12) =1a(13) =1a(14) =1a(15) =203a(16) =13a(17) =2a(18) =1a(19) =1a(20) =1a(21) =877a(22) =36a(23) =6a(24) =1a(25) =1a(26) =1a(27) =1a(28) =4140a(29) =109
External references
- oeis: A143983