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| n | a(n) |
|---|---|
| 1 | 5646340 |
| 2 | 104789699 |
| 3 | 1047501844 |
| 4 | 2099821580 |
| 5 | 9583362322 |
| 6 | 25105585331 |
| 7 | 82012007541 |
| 8 | 336730767069 |
| 9 | 1179926723641 |
| 10 | 4870619624896 |
| 11 | 20009787257730 |
| 12 | 87601632858714 |
| 13 | 372750709521678 |
| 14 | 1772550618854695 |
| 15 | 7888290528462535 |
[5646340,104789699,1047501844,2099821580, 9583362322,25105585331,82012007541,336730767069, 1179926723641,4870619624896,20009787257730, 87601632858714,372750709521678,1772550618854695, 7888290528462535] |