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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 23 |
| 3 | 28 |
| 4 | 34 |
| 5 | 47 |
| 6 | 86 |
| 7 | 92 |
| 8 | 107 |
| 9 | 632 |
| 10 | 723 |
| 11 | 754 |
| 12 | 772 |
| 13 | 9976 |
| 14 | 21116 |
[3,23,28,34,47,86,92,107,632,723,754,772,9976, 21116] |