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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 42 |
| 3 | 1086 |
| 4 | 55452 |
| 5 | 6000978 |
| 6 | 1430057208 |
| 7 | 767057092212 |
| 8 | 938662461734076 |
| 9 | 2643885168776274078 |
| 10 | 17245474696462104041796 |
| 11 | 261641272761781630830646332 |
| 12 | 9262823664147270920479995625968 |
| 13 | 767111588793900754143144516979246884 |
[3,42,1086,55452,6000978,1430057208,767057092212, 938662461734076,2643885168776274078, 17245474696462104041796, 261641272761781630830646332, 9262823664147270920479995625968, 767111588793900754143144516979246884] |