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| n | a(n) |
|---|---|
| 1 | 63 |
| 2 | 621 |
| 3 | 2511 |
| 4 | 6419 |
| 5 | 12947 |
| 6 | 22727 |
| 7 | 36471 |
| 8 | 54851 |
| 9 | 78539 |
| 10 | 108207 |
| 11 | 144527 |
| 12 | 188171 |
| 13 | 239811 |
| 14 | 300119 |
| 15 | 369767 |
| 16 | 449427 |
| 17 | 539771 |
| 18 | 641471 |
| 19 | 755199 |
| 20 | 881627 |
| 21 | 1021427 |
| 22 | 1175271 |
| 23 | 1343831 |
| 24 | 1527779 |
| 25 | 1727787 |
| 26 | 1944527 |
| 27 | 2178671 |
| 28 | 2430891 |
| 29 | 2701859 |
| 30 | 2992247 |
| 31 | 3302727 |
[63,621,2511,6419,12947,22727,36471,54851,78539, 108207,144527,188171,239811,300119,369767,449427, 539771,641471,755199,881627,1021427,1175271, 1343831,1527779,1727787,1944527,2178671,2430891, 2701859,2992247,3302727] |