Triangle T(n,k), n >= 1, 1 <= k <= n, read by rows, where sequence a_k of column k has a_k(0)=0, followed by (k+1)-fold 1 and a_k(n) shifts k places left under Euler transform.
A144018
Triangle T(n,k), n >= 1, 1 <= k <= n, read by rows, where sequence a_k of column k has a_k(0)=0, followed by (k+1)-fold 1 and a_k(n) shifts k places left under Euler transform.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =1a(5) =1a(6) =4a(7) =2a(8) =1a(9) =1a(10) =9a(11) =3a(12) =2a(13) =1a(14) =1a(15) =20a(16) =6a(17) =3a(18) =2a(19) =1a(20) =1a(21) =48a(22) =10a(23) =5a(24) =3a(25) =2a(26) =1a(27) =1a(28) =115a(29) =20
External references
- oeis: A144018