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| n | a(n) |
|---|---|
| 3 | 42 |
| 4 | 84 |
| 5 | 148 |
| 6 | 237 |
| 7 | 363 |
| 8 | 534 |
| 9 | 766 |
| 10 | 1060 |
| 11 | 1436 |
| 12 | 1911 |
| 13 | 2484 |
| 14 | 3184 |
| 15 | 4014 |
[42,84,148,237,363,534,766,1060,1436,1911,2484, 3184,4014] |