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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 101 |
| 3 | 1010 |
| 4 | 10201 |
| 5 | 102010 |
| 6 | 1030301 |
| 7 | 10303010 |
| 8 | 104060401 |
| 9 | 1040604010 |
| 10 | 10510100501 |
| 11 | 105101005010 |
| 12 | 1061520150601 |
| 13 | 10615201506010 |
| 14 | 107213535210701 |
| 15 | 1072135352107010 |
| 16 | 10828567056280801 |
| 17 | 108285670562808010 |
[1,10,101,1010,10201,102010,1030301,10303010, 104060401,1040604010,10510100501,105101005010, 1061520150601,10615201506010,107213535210701, 1072135352107010,10828567056280801, 108285670562808010] |