Triangle whose (i,j)-th entry is binomial(i,j)*9^(i-j)*4^j.

Terms

a(0) =1a(1) =9a(2) =4a(3) =81a(4) =72a(5) =16a(6) =729a(7) =972a(8) =432a(9) =64a(10) =6561a(11) =11664a(12) =7776a(13) =2304a(14) =256a(15) =59049a(16) =131220a(17) =116640a(18) =51840a(19) =11520a(20) =1024a(21) =531441a(22) =1417176a(23) =1574640a(24) =933120a(25) =311040a(26) =55296a(27) =4096a(28) =4782969a(29) =14880348