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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 4 |
| 3 | 27 |
| 4 | 4 |
| 5 | 3125 |
| 6 | 108 |
| 7 | 823543 |
| 8 | 16 |
| 9 | 27 |
| 10 | 12500 |
| 11 | 285311670611 |
| 12 | 108 |
| 13 | 302875106592253 |
| 14 | 3294172 |
| 15 | 84375 |
| 16 | 16 |
| 17 | 827240261886336764177 |
| 18 | 108 |
| 19 | 1978419655660313589123979 |
| 20 | 12500 |
| 21 | 22235661 |
| 22 | 1141246682444 |
| 23 | 20880467999847912034355032910567 |
| 24 | 432 |
| 25 | 3125 |
| 26 | 1211500426369012 |
| 27 | 27 |
| 28 | 3294172 |
[1,4,27,4,3125,108,823543,16,27,12500, 285311670611,108,302875106592253,3294172,84375,16, 827240261886336764177,108, 1978419655660313589123979,12500,22235661, 1141246682444,20880467999847912034355032910567, 432,3125,1211500426369012,27,3294172] |