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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 8 |
| 4 | 9 |
| 5 | 16 |
| 6 | 17 |
| 7 | 18 |
| 8 | 21 |
| 9 | 23 |
| 10 | 24 |
| 11 | 29 |
| 12 | 32 |
| 13 | 39 |
| 14 | 64 |
| 15 | 70 |
| 16 | 78 |
| 17 | 84 |
| 18 | 85 |
| 19 | 98 |
| 20 | 1000 |
| 21 | 1005 |
| 22 | 1013 |
[1,6,8,9,16,17,18,21,23,24,29,32,39,64,70,78,84, 85,98,1000,1005,1013] |