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| n | a(n) |
|---|---|
| 1 | 2703 |
| 2 | 12324 |
| 3 | 68832 |
| 4 | 356061 |
| 5 | 1731335 |
| 6 | 8282251 |
| 7 | 38770022 |
| 8 | 178707667 |
| 9 | 815255701 |
| 10 | 3683796336 |
| 11 | 16525980573 |
| 12 | 73671578242 |
| 13 | 326677241389 |
| 14 | 1441862858957 |
| 15 | 6338127433805 |
| 16 | 27761171502804 |
| 17 | 121206014851274 |
| 18 | 527673136282231 |
[2703,12324,68832,356061,1731335,8282251,38770022, 178707667,815255701,3683796336,16525980573, 73671578242,326677241389,1441862858957, 6338127433805,27761171502804,121206014851274, 527673136282231] |