Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*9^j.

Terms

a(0) =1a(1) =12a(2) =9a(3) =144a(4) =216a(5) =81a(6) =1728a(7) =3888a(8) =2916a(9) =729a(10) =20736a(11) =62208a(12) =69984a(13) =34992a(14) =6561a(15) =248832a(16) =933120a(17) =1399680a(18) =1049760a(19) =393660a(20) =59049a(21) =2985984a(22) =13436928a(23) =25194240a(24) =25194240a(25) =14171760a(26) =4251528a(27) =531441a(28) =35831808a(29) =188116992