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| n | a(n) |
|---|---|
| 1 | 50 |
| 2 | 984 |
| 3 | 13683 |
| 4 | 186516 |
| 5 | 2596992 |
| 6 | 37128051 |
| 7 | 537465766 |
| 8 | 7804602744 |
| 9 | 113382138975 |
| 10 | 1646661944858 |
| 11 | 23908590491858 |
| 12 | 347099092628781 |
| 13 | 5038892410726190 |
| 14 | 73149786094975076 |
| 15 | 1061918636087967819 |
| 16 | 15415943271255819642 |
[50,984,13683,186516,2596992,37128051,537465766, 7804602744,113382138975,1646661944858, 23908590491858,347099092628781,5038892410726190, 73149786094975076,1061918636087967819, 15415943271255819642] |