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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 127 |
| 3 | 5796 |
| 4 | 273049 |
| 5 | 12883280 |
| 6 | 607924387 |
| 7 | 28686344276 |
| 8 | 1353633375649 |
| 9 | 63874412830520 |
| 10 | 3014066220322507 |
| 11 | 142225889552418956 |
| 12 | 6711267165754821049 |
| 13 | 316687117317930292160 |
| 14 | 14943635501046735026227 |
| 15 | 705151014286332805949636 |
[5,127,5796,273049,12883280,607924387,28686344276, 1353633375649,63874412830520,3014066220322507, 142225889552418956,6711267165754821049, 316687117317930292160,14943635501046735026227, 705151014286332805949636] |