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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 17 |
| 4 | 530 |
| 5 | 2667 |
| 6 | 3197 |
| 7 | 9061 |
| 8 | 564979 |
| 9 | 1139019 |
| 10 | 1703998 |
| 11 | 9659009 |
| 12 | 301133277 |
| 13 | 1515325394 |
| 14 | 1816458671 |
| 15 | 5148242736 |
| 16 | 321007508303 |
| 17 | 647163259342 |
| 18 | 968170767645 |
| 19 | 5488017097567 |
| 20 | 171096700792222 |
| 21 | 860971521058677 |
| 22 | 1032068221850899 |
| 23 | 2925107964760475 |
[1,2,3,17,530,2667,3197,9061,564979,1139019, 1703998,9659009,301133277,1515325394,1816458671, 5148242736,321007508303,647163259342,968170767645, 5488017097567,171096700792222,860971521058677, 1032068221850899,2925107964760475] |