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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 12 |
| 3 | 50 |
| 4 | 458 |
| 5 | 7550 |
| 6 | 210914 |
| 7 | 8943218 |
| 8 | 560965610 |
| 9 | 49301091506 |
| 10 | 5963375071586 |
| 11 | 960019298157026 |
| 12 | 203519951213429090 |
| 13 | 55357173186669891938 |
| 14 | 19153563370287789473858 |
| 15 | 8293491297187189536699650 |
[6,12,50,458,7550,210914,8943218,560965610, 49301091506,5963375071586,960019298157026, 203519951213429090,55357173186669891938, 19153563370287789473858,8293491297187189536699650] |