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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 9 |
| 4 | 4 |
| 5 | 625 |
| 6 | 672 |
| 7 | 117649 |
| 8 | 32 |
| 9 | 2187 |
| 10 | 5941760 |
| 11 | 25937424601 |
| 12 | 1397760 |
| 13 | 23298085122481 |
| 14 | 308548739072 |
| 15 | 29192926025390625 |
| 16 | 4096 |
| 17 | 48661191875666868481 |
| 18 | 3817734144 |
| 19 | 104127350297911241532841 |
| 20 | 174339220 |
| 21 | 209430786243 |
| 22 | 24639156314201655345152 |
| 23 | 907846434775996175406740561329 |
[1,2,9,4,625,672,117649,32,2187,5941760, 25937424601,1397760,23298085122481,308548739072, 29192926025390625,4096,48661191875666868481, 3817734144,104127350297911241532841,174339220, 209430786243,24639156314201655345152, 907846434775996175406740561329] |