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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 8 |
| 10 | 9 |
| 11 | 91 |
| 12 | 101 |
| 13 | 111 |
| 14 | 121 |
| 15 | 131 |
| 16 | 141 |
| 17 | 151 |
| 18 | 161 |
| 19 | 171 |
| 20 | 181 |
| 21 | 182 |
| 22 | 192 |
[0,1,2,3,4,5,6,7,8,9,91,101,111,121,131,141,151, 161,171,181,182,192] |