Triangle T(n,k) defined by Sum_{k=1..n} T(n,k)*u^k*x^n/n! = Product_{j>0} (1-x^j)^(-u/j).

Terms

a(0) =1a(1) =2a(2) =1a(3) =4a(4) =6a(5) =1a(6) =18a(7) =28a(8) =12a(9) =1a(10) =48a(11) =170a(12) =100a(13) =20a(14) =1a(15) =480a(16) =988a(17) =870a(18) =260a(19) =30a(20) =1a(21) =1440a(22) =7896a(23) =7588a(24) =3150a(25) =560a(26) =42a(27) =1a(28) =20160a(29) =60492