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A097256 as a simple table

na(n)
00
19
290
399
4900
5909
6990
7999
89000
99009
109090
119099
129900
139909
149990
159999
1690000
1790009
1890090
1990099
2090900
2190909
2290990
2390999
2499000
2599009
2699090
2799099
2899900
2999909
3099990
3199999
32900000
33900009
34900090
35900099
36900900

[0,9,90,99,900,909,990,999,9000,9009,9090,9099,
 9900,9909,9990,9999,90000,90009,90090,90099,90900,
 90909,90990,90999,99000,99009,99090,99099,99900,
 99909,99990,99999,900000,900009,900090,900099,
 900900]