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

Terms

a(0) =1a(1) =3a(2) =1a(3) =15a(4) =6a(5) =1a(6) =108a(7) =45a(8) =9a(9) =1a(10) =1029a(11) =432a(12) =90a(13) =12a(14) =1a(15) =12288a(16) =5145a(17) =1080a(18) =150a(19) =15a(20) =1a(21) =177147a(22) =73728a(23) =15435a(24) =2160a(25) =225a(26) =18a(27) =1a(28) =3000000a(29) =1240029