Triangle T, read by rows : T(n,k) = A007318(n,k)*A005773(n+1-k).

Terms

a(0) =1a(1) =2a(2) =1a(3) =5a(4) =4a(5) =1a(6) =13a(7) =15a(8) =6a(9) =1a(10) =35a(11) =52a(12) =30a(13) =8a(14) =1a(15) =96a(16) =175a(17) =130a(18) =50a(19) =10a(20) =1a(21) =267a(22) =576a(23) =525a(24) =260a(25) =75a(26) =12a(27) =1a(28) =750a(29) =1869