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| n | a(n) |
|---|---|
| 1 | 238 |
| 2 | 2164 |
| 3 | 19654 |
| 4 | 179400 |
| 5 | 1634286 |
| 6 | 14919346 |
| 7 | 136033976 |
| 8 | 1241601558 |
| 9 | 11324851298 |
| 10 | 103347731602 |
| 11 | 942800497790 |
| 12 | 8602989816444 |
| 13 | 78487649036798 |
| 14 | 716159657613444 |
| 15 | 6533986460840950 |
| 16 | 59617758968511628 |
| 17 | 543941703260044888 |
[238,2164,19654,179400,1634286,14919346,136033976, 1241601558,11324851298,103347731602,942800497790, 8602989816444,78487649036798,716159657613444, 6533986460840950,59617758968511628, 543941703260044888] |