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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 15 |
| 3 | 303 |
| 4 | 5051 |
| 5 | 123235 |
| 6 | 2214223 |
| 7 | 35452011 |
| 8 | 1034052155 |
| 9 | 15005255143 |
| 10 | 302130544531 |
| 11 | 5034313401115 |
| 12 | 123013240420103 |
| 13 | 2210234251121451 |
| 14 | 35344212440150035 |
| 15 | 1032151423443021023 |
| 16 | 14535045221530334411 |
| 17 | 301223205551110014555 |
[0,1,15,303,5051,123235,2214223,35452011, 1034052155,15005255143,302130544531,5034313401115, 123013240420103,2210234251121451, 35344212440150035,1032151423443021023, 14535045221530334411,301223205551110014555] |