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| n | a(n) |
|---|---|
| 1 | 728 |
| 2 | 2985983 |
| 3 | 5088447 |
| 4 | 128787624 |
| 5 | 192100032 |
| 6 | 387420488 |
| 7 | 738763263 |
| 8 | 1030300999 |
| 9 | 1771560999 |
| 10 | 12230590463 |
| 11 | 29704593672 |
| 12 | 52861038776 |
| 13 | 177978515624 |
| 14 | 224866629440 |
| 15 | 308367729215 |
| 16 | 659184444926 |
| 17 | 1586874322943 |
[728,2985983,5088447,128787624,192100032, 387420488,738763263,1030300999,1771560999, 12230590463,29704593672,52861038776,177978515624, 224866629440,308367729215,659184444926, 1586874322943] |