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| n | a(n) |
|---|---|
| 1 | 7 |
| 2 | 972 |
| 3 | 50334 |
| 4 | 1127514 |
| 5 | 11512566 |
| 6 | 45244488 |
| 7 | 76714325 |
| 8 | 4070916182 |
| 9 | 93433967419 |
| 10 | 1001816580924 |
| 11 | 5795448454236 |
| 12 | 18395210387740 |
| 13 | 28907664595262 |
| 14 | 18988731471112 |
| 15 | 524722518340932 |
[7,972,50334,1127514,11512566,45244488,76714325, 4070916182,93433967419,1001816580924, 5795448454236,18395210387740,28907664595262, 18988731471112,524722518340932] |