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| n | a(n) |
|---|---|
| 1 | 124 |
| 2 | 249 |
| 3 | 374 |
| 4 | 499 |
| 5 | 524 |
| 6 | 549 |
| 7 | 574 |
| 8 | 599 |
| 9 | 604 |
| 10 | 609 |
| 11 | 614 |
| 12 | 619 |
| 13 | 620 |
| 14 | 621 |
| 15 | 622 |
[124,249,374,499,524,549,574,599,604,609,614,619, 620,621,622] |