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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 109 |
| 3 | 158 |
| 4 | 142 |
| 5 | 1987 |
| 6 | 7273 |
| 7 | 10652 |
| 8 | 64966 |
| 9 | 320192 |
| 10 | 708423 |
| 11 | 2636757 |
| 12 | 13429934 |
| 13 | 39637595 |
| 14 | 125263401 |
| 15 | 569352731 |
| 16 | 1996214758 |
| 17 | 6279711801 |
| 18 | 25173920295 |
| 19 | 95148797434 |
| 20 | 313904299488 |
| 21 | 1160630719421 |
| 22 | 4441812097013 |
| 23 | 15391681955806 |
[5,109,158,142,1987,7273,10652,64966,320192, 708423,2636757,13429934,39637595,125263401, 569352731,1996214758,6279711801,25173920295, 95148797434,313904299488,1160630719421, 4441812097013,15391681955806] |