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| n | a(n) |
|---|---|
| 1 | 1308 |
| 2 | 8688 |
| 3 | 59440 |
| 4 | 453988 |
| 5 | 3530540 |
| 6 | 29109544 |
| 7 | 242057156 |
| 8 | 2076801776 |
| 9 | 17846457644 |
| 10 | 156102689488 |
| 11 | 1362078980924 |
| 12 | 12021030945444 |
| 13 | 105617021379536 |
| 14 | 935901861178016 |
| 15 | 8248332405909040 |
| 16 | 73223590427438656 |
| 17 | 646231370548255396 |
[1308,8688,59440,453988,3530540,29109544, 242057156,2076801776,17846457644,156102689488, 1362078980924,12021030945444,105617021379536, 935901861178016,8248332405909040, 73223590427438656,646231370548255396] |