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| n | a(n) |
|---|---|
| 1 | 739 |
| 2 | 5167 |
| 3 | 37029 |
| 4 | 259651 |
| 5 | 1823347 |
| 6 | 12853815 |
| 7 | 90488829 |
| 8 | 636713695 |
| 9 | 4482191171 |
| 10 | 31552566393 |
| 11 | 222091707777 |
| 12 | 1563301187969 |
| 13 | 11004262988247 |
| 14 | 77459398723649 |
| 15 | 545238701722185 |
| 16 | 3837961695887271 |
| 17 | 27015585227632543 |
| 18 | 190163795686945801 |
[739,5167,37029,259651,1823347,12853815,90488829, 636713695,4482191171,31552566393,222091707777, 1563301187969,11004262988247,77459398723649, 545238701722185,3837961695887271, 27015585227632543,190163795686945801] |