Let P be Pascal's triangle A007318 and let N be Narayana's triangle A001263, both regarded as lower triangular matrices. Sequence gives triangle obtained from P*N, read by rows.

A126182

Let P be Pascal's triangle A007318 and let N be Narayana's triangle A001263, both regarded as lower triangular matrices. Sequence gives triangle obtained from P*N, read by rows.

Terms

    a(0) =1a(1) =2a(2) =1a(3) =4a(4) =5a(5) =1a(6) =8a(7) =18a(8) =9a(9) =1a(10) =16a(11) =56a(12) =50a(13) =14a(14) =1a(15) =32a(16) =160a(17) =220a(18) =110a(19) =20a(20) =1a(21) =64a(22) =432a(23) =840a(24) =645a(25) =210a(26) =27a(27) =1a(28) =128a(29) =1120

External references