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| n | a(n) |
|---|---|
| 1 | 57 |
| 2 | 1163 |
| 3 | 8671 |
| 4 | 39019 |
| 5 | 129823 |
| 6 | 353333 |
| 7 | 833253 |
| 8 | 1764925 |
| 9 | 3438877 |
| 10 | 6267735 |
| 11 | 10816499 |
| 12 | 17836183 |
| 13 | 28300819 |
| 14 | 43447825 |
| 15 | 64821737 |
| 16 | 94321305 |
| 17 | 134249953 |
| 18 | 187369603 |
| 19 | 256957863 |
| 20 | 346868579 |
| 21 | 461595751 |
| 22 | 606340813 |
| 23 | 787083277 |
| 24 | 1010654741 |
[57,1163,8671,39019,129823,353333,833253,1764925, 3438877,6267735,10816499,17836183,28300819, 43447825,64821737,94321305,134249953,187369603, 256957863,346868579,461595751,606340813,787083277, 1010654741] |