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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 5 |
| 3 | 6 |
| 4 | 7 |
| 5 | 8 |
| 6 | 11 |
| 7 | 14 |
| 8 | 21 |
| 9 | 25 |
| 10 | 89 |
| 11 | 97 |
| 12 | 110 |
| 13 | 116 |
| 14 | 121 |
| 15 | 177 |
| 16 | 235 |
| 17 | 294 |
| 18 | 784 |
| 19 | 1039 |
| 20 | 1454 |
| 21 | 1629 |
| 22 | 3460 |
| 23 | 5611 |
| 24 | 6174 |
| 25 | 7133 |
| 26 | 10922 |
| 27 | 12287 |
| 28 | 12581 |
| 29 | 16311 |
[4,5,6,7,8,11,14,21,25,89,97,110,116,121,177,235, 294,784,1039,1454,1629,3460,5611,6174,7133,10922, 12287,12581,16311] |