Triangle read by rows: (i,j)-th entry is binomial(i,j)*3^(i-j)*8^j.

Terms

a(0) =1a(1) =3a(2) =8a(3) =9a(4) =48a(5) =64a(6) =27a(7) =216a(8) =576a(9) =512a(10) =81a(11) =864a(12) =3456a(13) =6144a(14) =4096a(15) =243a(16) =3240a(17) =17280a(18) =46080a(19) =61440a(20) =32768a(21) =729a(22) =11664a(23) =77760a(24) =276480a(25) =552960a(26) =589824a(27) =262144a(28) =2187a(29) =40824