Triangle read by rows, the inverse Bell transform of n!*binomial(5,n) (without column 0).

Terms

a(0) =1a(1) =5a(2) =1a(3) =55a(4) =15a(5) =1a(6) =935a(7) =295a(8) =30a(9) =1a(10) =21505a(11) =7425a(12) =925a(13) =50a(14) =1a(15) =623645a(16) =229405a(17) =32400a(18) =2225a(19) =75a(20) =1a(21) =21827575a(22) =8423415a(23) =1298605a(24) =103600a(25) =4550a(26) =105a(27) =1a(28) =894930575a(29) =358764175