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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 256 |
| 3 | 1296 |
| 4 | 22500 |
| 5 | 311364 |
| 6 | 4519876 |
| 7 | 71910400 |
| 8 | 1131582321 |
| 9 | 17402886400 |
| 10 | 291627000625 |
| 11 | 4505277934096 |
| 12 | 70819882857025 |
| 13 | 1143426767384836 |
| 14 | 18481535149176100 |
| 15 | 289271737594094161 |
| 16 | 4654356085564331584 |
[16,256,1296,22500,311364,4519876,71910400, 1131582321,17402886400,291627000625,4505277934096, 70819882857025,1143426767384836,18481535149176100, 289271737594094161,4654356085564331584] |