Triangle, read by rows, of coefficients for the second iteration of the hyperbinomial transform.

Terms

a(0) =1a(1) =2a(2) =1a(3) =8a(4) =4a(5) =1a(6) =50a(7) =24a(8) =6a(9) =1a(10) =432a(11) =200a(12) =48a(13) =8a(14) =1a(15) =4802a(16) =2160a(17) =500a(18) =80a(19) =10a(20) =1a(21) =65536a(22) =28812a(23) =6480a(24) =1000a(25) =120a(26) =12a(27) =1a(28) =1062882a(29) =458752