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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 11 |
| 3 | 102 |
| 4 | 1003 |
| 5 | 10004 |
| 6 | 100005 |
| 7 | 1000006 |
| 8 | 10000007 |
| 9 | 100000008 |
| 10 | 1000000009 |
| 11 | 10000000010 |
| 12 | 100000000011 |
| 13 | 1000000000012 |
| 14 | 10000000000013 |
| 15 | 100000000000014 |
| 16 | 1000000000000015 |
| 17 | 10000000000000016 |
| 18 | 100000000000000017 |
| 19 | 1000000000000000018 |
[1,11,102,1003,10004,100005,1000006,10000007, 100000008,1000000009,10000000010,100000000011, 1000000000012,10000000000013,100000000000014, 1000000000000015,10000000000000016, 100000000000000017,1000000000000000018] |