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| n | a(n) |
|---|---|
| 1 | 385536 |
| 2 | 5219076 |
| 3 | 61124816 |
| 4 | 972664988 |
| 5 | 12541330624 |
| 6 | 232097384988 |
| 7 | 3176900588064 |
| 8 | 68467230785600 |
| 9 | 972253980324272 |
| 10 | 24017782620233436 |
| 11 | 347692490449459912 |
| 12 | 9542089220246179200 |
| 13 | 139313868342610403984 |
[385536,5219076,61124816,972664988,12541330624, 232097384988,3176900588064,68467230785600, 972253980324272,24017782620233436, 347692490449459912,9542089220246179200, 139313868342610403984] |