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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 4 |
| 5 | 1 |
| 6 | 793 |
| 7 | 1 |
| 8 | 256 |
| 9 | 27 |
| 10 | 9766649 |
| 11 | 1 |
| 12 | 16823872 |
| 13 | 1 |
| 14 | 678223089233 |
| 15 | 30531927032 |
| 16 | 16777216 |
| 17 | 1 |
| 18 | 150094635297045777 |
| 19 | 1 |
| 20 | 1109511627776 |
| 21 | 558545874543637210 |
| 22 | 81402749386839765307625 |
| 23 | 1 |
| 24 | 4722366491785745661952 |
| 25 | 3125 |
| 26 | 91733330193268616658466724873 |
| 27 | 387420489 |
[0,1,1,4,1,793,1,256,27,9766649,1,16823872,1, 678223089233,30531927032,16777216,1, 150094635297045777,1,1109511627776, 558545874543637210,81402749386839765307625,1, 4722366491785745661952,3125, 91733330193268616658466724873,387420489] |