Powers of ten written in base 9.

Terms

a(0) =1a(1) =11a(2) =121a(3) =1331a(4) =14641a(5) =162151a(6) =1783661a(7) =20731371a(8) =228145181a(9) =2520607101a(10) =27726678111a(11) =316104570221