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| n | a(n) |
|---|---|
| 1 | 531441 |
| 2 | 1771561 |
| 3 | 47045881 |
| 4 | 85766121 |
| 5 | 594823321 |
| 6 | 887503681 |
| 7 | 3518743761 |
| 8 | 4750104241 |
| 9 | 12230590464 |
| 10 | 13841287201 |
| 11 | 17596287801 |
| 12 | 19770609664 |
| 13 | 42180533641 |
| 14 | 51520374361 |
| 15 | 107918163081 |
| 16 | 128100283921 |
| 17 | 177978515625 |
[531441,1771561,47045881,85766121,594823321, 887503681,3518743761,4750104241,12230590464, 13841287201,17596287801,19770609664,42180533641, 51520374361,107918163081,128100283921, 177978515625] |