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| n | a(n) |
|---|---|
| 1 | 170504 |
| 2 | 603895 |
| 3 | 2289173 |
| 4 | 8704471 |
| 5 | 24234594 |
| 6 | 71273789 |
| 7 | 191995191 |
| 8 | 525287732 |
| 9 | 1379347935 |
| 10 | 3717747517 |
| 11 | 9894244375 |
| 12 | 26921990051 |
| 13 | 73220063771 |
| 14 | 200786731170 |
| 15 | 549584136687 |
| 16 | 1507079827260 |
| 17 | 4124541644442 |
| 18 | 11290452671871 |
| 19 | 30880436616666 |
[170504,603895,2289173,8704471,24234594,71273789, 191995191,525287732,1379347935,3717747517, 9894244375,26921990051,73220063771,200786731170, 549584136687,1507079827260,4124541644442, 11290452671871,30880436616666] |