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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 64 |
| 3 | 2598 |
| 4 | 62098 |
| 5 | 1224456 |
| 6 | 24301646 |
| 7 | 508333573 |
| 8 | 10796311201 |
| 9 | 227388709221 |
| 10 | 4758047352741 |
| 11 | 99544750655412 |
| 12 | 2085847467997684 |
| 13 | 43730820112478471 |
| 14 | 916653540455467303 |
| 15 | 19210279580301799126 |
| 16 | 402581567408971305348 |
[1,64,2598,62098,1224456,24301646,508333573, 10796311201,227388709221,4758047352741, 99544750655412,2085847467997684,43730820112478471, 916653540455467303,19210279580301799126, 402581567408971305348] |