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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 9 |
| 3 | 100 |
| 4 | 180 |
| 5 | 81 |
| 6 | 1000 |
| 7 | 2700 |
| 8 | 2430 |
| 9 | 729 |
| 10 | 10000 |
| 11 | 36000 |
| 12 | 48600 |
| 13 | 29160 |
| 14 | 6561 |
| 15 | 100000 |
| 16 | 450000 |
| 17 | 810000 |
| 18 | 729000 |
| 19 | 328050 |
| 20 | 59049 |
| 21 | 1000000 |
| 22 | 5400000 |
| 23 | 12150000 |
| 24 | 14580000 |
| 25 | 9841500 |
| 26 | 3542940 |
| 27 | 531441 |
| 28 | 10000000 |
| 29 | 63000000 |
| 30 | 170100000 |
| 31 | 255150000 |
[1,10,9,100,180,81,1000,2700,2430,729,10000,36000, 48600,29160,6561,100000,450000,810000,729000, 328050,59049,1000000,5400000,12150000,14580000, 9841500,3542940,531441,10000000,63000000, 170100000,255150000] |