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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 3 |
| 3 | 6 |
| 4 | 9 |
| 5 | 6 |
| 6 | 6 |
| 7 | 3 |
| 8 | 9 |
| 9 | 3 |
| 10 | 3 |
| 11 | 6 |
| 12 | 9 |
| 13 | 6 |
| 14 | 6 |
| 15 | 3 |
| 16 | 9 |
| 17 | 3 |
| 18 | 3 |
| 19 | 6 |
| 20 | 9 |
| 21 | 6 |
| 22 | 6 |
| 23 | 3 |
| 24 | 9 |
| 25 | 3 |
| 26 | 3 |
| 27 | 6 |
| 28 | 9 |
| 29 | 6 |
| 30 | 6 |
| 31 | 3 |
| 32 | 9 |
[3,3,6,9,6,6,3,9,3,3,6,9,6,6,3,9,3,3,6,9,6,6,3,9, 3,3,6,9,6,6,3,9] |