Palindromes with digit sum 9.

Terms

a(0) =9a(1) =171a(2) =252a(3) =333a(4) =414a(5) =10701a(6) =11511a(7) =12321a(8) =13131a(9) =20502a(10) =21312a(11) =22122a(12) =30303a(13) =31113a(14) =40104a(15) =1007001a(16) =1015101a(17) =1023201a(18) =1031301a(19) =1105011a(20) =1113111a(21) =1121211a(22) =1203021a(23) =1211121a(24) =1301031a(25) =2005002a(26) =2013102a(27) =2021202a(28) =2103012a(29) =2111112