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| n | a(n) |
|---|---|
| 1 | 42 |
| 2 | 84 |
| 3 | 160 |
| 4 | 336 |
| 5 | 1344 |
| 6 | 86016 |
| 7 | 550095 |
| 8 | 1376256 |
| 9 | 5505024 |
| 10 | 22548578304 |
[42,84,160,336,1344,86016,550095,1376256,5505024, 22548578304] |