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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 11 |
| 3 | 101 |
| 4 | 211 |
| 5 | 1021 |
| 6 | 1201 |
| 7 | 2011 |
| 8 | 2111 |
| 9 | 2221 |
| 10 | 10111 |
| 11 | 10211 |
| 12 | 12011 |
| 13 | 12101 |
| 14 | 12211 |
[2,11,101,211,1021,1201,2011,2111,2221,10111, 10211,12011,12101,12211] |