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| n | a(n) |
|---|---|
| 1 | 7840 |
| 2 | 141728 |
| 3 | 2765648 |
| 4 | 56172656 |
| 5 | 1165600828 |
| 6 | 24484032192 |
| 7 | 517788509004 |
| 8 | 10996717871928 |
| 9 | 234081623047024 |
| 10 | 4991134242744276 |
| 11 | 106505167261928932 |
| 12 | 2274481051607364768 |
| 13 | 48584502628043230124 |
| 14 | 1038273815225245627876 |
[7840,141728,2765648,56172656,1165600828, 24484032192,517788509004,10996717871928, 234081623047024,4991134242744276, 106505167261928932,2274481051607364768, 48584502628043230124,1038273815225245627876] |