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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 9 |
| 4 | 64 |
| 5 | 625 |
| 6 | 7776 |
| 7 | 117649 |
| 8 | 2097152 |
| 9 | 43046721 |
| 10 | 1000000000 |
| 11 | 25937424590 |
| 12 | 743008369224 |
| 13 | 23298084997044 |
| 14 | 793714764270428 |
| 15 | 29192925433321650 |
| 16 | 1152921466989795360 |
| 17 | 48661189511753527280 |
| 18 | 2185911410555033096364 |
| 19 | 104127340753401006230046 |
| 20 | 5242879377215160617336400 |
[0,1,2,9,64,625,7776,117649,2097152,43046721, 1000000000,25937424590,743008369224, 23298084997044,793714764270428,29192925433321650, 1152921466989795360,48661189511753527280, 2185911410555033096364,104127340753401006230046, 5242879377215160617336400] |