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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 21 |
| 3 | 12 |
| 4 | 112 |
| 5 | 121 |
| 6 | 11212 |
| 7 | 1112 |
| 8 | 12121 |
| 9 | 11 |
| 10 | 2121 |
| 11 | 1121 |
| 12 | 21211 |
| 13 | 121112 |
| 14 | 1212 |
| 15 | 111212 |
| 16 | 121211 |
| 17 | 1212121 |
| 18 | 11211 |
| 19 | 11121212 |
| 20 | 11121112 |
| 21 | 12121112 |
| 22 | 121212 |
| 23 | 12121211 |
| 24 | 121212121 |
| 25 | 112121 |
| 26 | 211 |
| 27 | 1211 |
| 28 | 111 |
| 29 | 212121 |
| 30 | 112111 |
| 31 | 2121211 |
| 32 | 12121212121 |
| 33 | 212111 |
| 34 | 21212121 |
| 35 | 11212121 |
| 36 | 1121111 |
| 37 | 121212111 |
| 38 | 2111 |
| 39 | 21212111 |
[1,21,12,112,121,11212,1112,12121,11,2121,1121, 21211,121112,1212,111212,121211,1212121,11211, 11121212,11121112,12121112,121212,12121211, 121212121,112121,211,1211,111,212121,112111, 2121211,12121212121,212111,21212121,11212121, 1121111,121212111,2111,21212111] |