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| n | a(n) |
|---|---|
| 1 | 24 |
| 2 | 129 |
| 3 | 1017 |
| 4 | 8122 |
| 5 | 65045 |
| 6 | 518049 |
| 7 | 4142271 |
| 8 | 33102260 |
| 9 | 264412286 |
| 10 | 2112680676 |
| 11 | 16879669489 |
| 12 | 134861200228 |
| 13 | 1077489437845 |
| 14 | 8608751763524 |
| 15 | 68780667761705 |
| 16 | 549531541049837 |
| 17 | 4390551455487162 |
| 18 | 35078855924532667 |
| 19 | 280266876696504422 |
[24,129,1017,8122,65045,518049,4142271,33102260, 264412286,2112680676,16879669489,134861200228, 1077489437845,8608751763524,68780667761705, 549531541049837,4390551455487162, 35078855924532667,280266876696504422] |