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| n | a(n) |
|---|---|
| 1 | 577 |
| 2 | 15751 |
| 3 | 101395 |
| 4 | 490879 |
| 5 | 1519417 |
| 6 | 4460689 |
| 7 | 9882793 |
| 8 | 21851983 |
| 9 | 40831435 |
| 10 | 77490037 |
| 11 | 129389941 |
| 12 | 219474487 |
| 13 | 336880639 |
| 14 | 536126239 |
| 15 | 777338533 |
| 16 | 1152674479 |
| 17 | 1605065239 |
| 18 | 2301180355 |
| 19 | 3090983005 |
| 20 | 4236736987 |
| 21 | 5528432323 |
| 22 | 7416995779 |
[577,15751,101395,490879,1519417,4460689,9882793, 21851983,40831435,77490037,129389941,219474487, 336880639,536126239,777338533,1152674479, 1605065239,2301180355,3090983005,4236736987, 5528432323,7416995779] |