Triangle whose (i,j)-th entry is binomial(i,j)*3^(i-j)*4^j.

Terms

a(0) =1a(1) =3a(2) =4a(3) =9a(4) =24a(5) =16a(6) =27a(7) =108a(8) =144a(9) =64a(10) =81a(11) =432a(12) =864a(13) =768a(14) =256a(15) =243a(16) =1620a(17) =4320a(18) =5760a(19) =3840a(20) =1024a(21) =729a(22) =5832a(23) =19440a(24) =34560a(25) =34560a(26) =18432a(27) =4096a(28) =2187a(29) =20412