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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 14 |
| 3 | 533 |
| 4 | 2936 |
| 5 | 23781 |
| 6 | 320168 |
| 7 | 4340367 |
| 8 | 46828204 |
| 9 | 531988739 |
| 10 | 6428177030 |
| 11 | 77067241642 |
| 12 | 902041302792 |
| 13 | 10619747871090 |
| 14 | 125974447710657 |
| 15 | 1491769553672883 |
| 16 | 17617404647236968 |
| 17 | 208221597373256228 |
[1,14,533,2936,23781,320168,4340367,46828204, 531988739,6428177030,77067241642,902041302792, 10619747871090,125974447710657,1491769553672883, 17617404647236968,208221597373256228] |