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A040072 as a simple table

na(n)
09
118
218
318
418
518
618
718
818
918
1018
1118
1218
1318
1418
1518
1618
1718
1818
1918
2018
2118
2218
2318
2418
2518
2618
2718
2818
2918
3018
3118
3218
3318
3418
3518
3618
3718
3818
3918
4018
4118
4218
4318
4418
4518
4618
4718
4818
4918
5018
5118
5218
5318
5418

[9,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,
 18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,
 18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,18,
 18,18,18,18,18,18,18]