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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 4 |
| 3 | 27 |
| 4 | 16 |
| 5 | 3125 |
| 6 | 793 |
| 7 | 823543 |
| 8 | 256 |
| 9 | 19683 |
| 10 | 9766649 |
| 11 | 285311670611 |
| 12 | 535537 |
| 13 | 302875106592253 |
| 14 | 678223089233 |
| 15 | 30531927032 |
| 16 | 65536 |
| 17 | 827240261886336764177 |
| 18 | 387682633 |
| 19 | 1978419655660313589123979 |
| 20 | 95367432689201 |
| 21 | 558545874543637210 |
| 22 | 81402749386839765307625 |
[0,4,27,16,3125,793,823543,256,19683,9766649, 285311670611,535537,302875106592253,678223089233, 30531927032,65536,827240261886336764177,387682633, 1978419655660313589123979,95367432689201, 558545874543637210,81402749386839765307625] |