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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 27 |
| 3 | 52 |
| 4 | 56 |
| 5 | 60 |
| 6 | 252 |
| 7 | 270 |
| 8 | 367 |
| 9 | 390 |
| 10 | 2154 |
| 11 | 3247 |
| 12 | 13444 |
| 13 | 35724 |
| 14 | 46917 |
| 15 | 79236 |
| 16 | 87324 |
[1,27,52,56,60,252,270,367,390,2154,3247,13444, 35724,46917,79236,87324] |