Triangle whose (i,j)-th entry is binomial(i,j)*9^(i-j)*3^j.

Terms

a(0) =1a(1) =9a(2) =3a(3) =81a(4) =54a(5) =9a(6) =729a(7) =729a(8) =243a(9) =27a(10) =6561a(11) =8748a(12) =4374a(13) =972a(14) =81a(15) =59049a(16) =98415a(17) =65610a(18) =21870a(19) =3645a(20) =243a(21) =531441a(22) =1062882a(23) =885735a(24) =393660a(25) =98415a(26) =13122a(27) =729a(28) =4782969a(29) =11160261