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| n | a(n) |
|---|---|
| 1 | 6544 |
| 2 | 67518 |
| 3 | 549944 |
| 4 | 4633551 |
| 5 | 39326009 |
| 6 | 336432413 |
| 7 | 2909254399 |
| 8 | 25213072536 |
| 9 | 217873020830 |
| 10 | 1882537978094 |
| 11 | 16299682192948 |
| 12 | 141211940464804 |
| 13 | 1222431286544815 |
| 14 | 10577974456269485 |
| 15 | 91555094515329885 |
| 16 | 792579395389803397 |
[6544,67518,549944,4633551,39326009,336432413, 2909254399,25213072536,217873020830,1882537978094, 16299682192948,141211940464804,1222431286544815, 10577974456269485,91555094515329885, 792579395389803397] |