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| n | a(n) |
|---|---|
| 0 | 3722 |
| 1 | 180552 |
| 2 | 2683436 |
| 3 | 25503780 |
| 4 | 192352212 |
| 5 | 1262648052 |
| 6 | 7564190516 |
| 7 | 42499015860 |
| 8 | 227766985652 |
| 9 | 1177463868852 |
| 10 | 5916913295796 |
| 11 | 29062281058740 |
| 12 | 140094358522292 |
| 13 | 664827881302452 |
| 14 | 3113397432740276 |
| 15 | 14415083971242420 |
| 16 | 66086948110494132 |
| 17 | 300376858346940852 |
| 18 | 1354914339889899956 |
[3722,180552,2683436,25503780,192352212, 1262648052,7564190516,42499015860,227766985652, 1177463868852,5916913295796,29062281058740, 140094358522292,664827881302452,3113397432740276, 14415083971242420,66086948110494132, 300376858346940852,1354914339889899956] |