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| n | a(n) |
|---|---|
| 1 | 111111111111111 |
| 2 | 1111 |
| 3 | 120 |
| 4 | 33 |
| 5 | 30 |
| 6 | 23 |
| 7 | 21 |
| 8 | 17 |
| 9 | 16 |
| 10 | 15 |
| 11 | 14 |
| 12 | 13 |
| 13 | 12 |
| 14 | 11 |
| 15 | 10 |
[111111111111111,1111,120,33,30,23,21,17,16,15,14, 13,12,11,10] |