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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 11 |
| 6 | 14 |
| 7 | 31 |
| 8 | 111 |
| 9 | 142 |
| 10 | 313 |
| 11 | 1121 |
| 12 | 1434 |
| 13 | 3221 |
| 14 | 11321 |
| 15 | 21142 |
| 16 | 33123 |
| 17 | 114331 |
| 18 | 214114 |
| 19 | 341111 |
| 20 | 1221231 |
| 21 | 2222342 |
| 22 | 3444233 |
| 23 | 12333241 |
| 24 | 22444134 |
| 25 | 41443441 |
| 26 | 131214241 |
| 27 | 233324342 |
| 28 | 431211243 |
| 29 | 1331142311 |
| 30 | 2422414214 |
| 31 | 4414223131 |
| 32 | 13443243411 |
| 33 | 31124133142 |
[1,1,2,3,11,14,31,111,142,313,1121,1434,3221, 11321,21142,33123,114331,214114,341111,1221231, 2222342,3444233,12333241,22444134,41443441, 131214241,233324342,431211243,1331142311, 2422414214,4414223131,13443243411,31124133142] |