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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 81 |
| 2 | 625 |
| 3 | 2401 |
| 4 | 6561 |
| 5 | 14641 |
| 6 | 28561 |
| 7 | 50625 |
| 8 | 83521 |
| 9 | 130321 |
| 10 | 194481 |
| 11 | 279841 |
| 12 | 390625 |
| 13 | 531441 |
| 14 | 707281 |
| 15 | 923521 |
| 16 | 1185921 |
| 17 | 1500625 |
| 18 | 1874161 |
| 19 | 2313441 |
| 20 | 2825761 |
| 21 | 3418801 |
| 22 | 4100625 |
| 23 | 4879681 |
| 24 | 5764801 |
| 25 | 6765201 |
| 26 | 7890481 |
| 27 | 9150625 |
| 28 | 10556001 |
| 29 | 12117361 |
| 30 | 13845841 |
| 31 | 15752961 |
| 32 | 17850625 |
[1,81,625,2401,6561,14641,28561,50625,83521, 130321,194481,279841,390625,531441,707281,923521, 1185921,1500625,1874161,2313441,2825761,3418801, 4100625,4879681,5764801,6765201,7890481,9150625, 10556001,12117361,13845841,15752961,17850625] |