Triangle whose (i,j)-th entry is binomial(i,j)*9^(i-j)*1^j.

Terms

a(0) =1a(1) =9a(2) =1a(3) =81a(4) =18a(5) =1a(6) =729a(7) =243a(8) =27a(9) =1a(10) =6561a(11) =2916a(12) =486a(13) =36a(14) =1a(15) =59049a(16) =32805a(17) =7290a(18) =810a(19) =45a(20) =1a(21) =531441a(22) =354294a(23) =98415a(24) =14580a(25) =1215a(26) =54a(27) =1a(28) =4782969a(29) =3720087