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| n | a(n) |
|---|---|
| 1 | 1120 |
| 2 | 6964 |
| 3 | 44648 |
| 4 | 305054 |
| 5 | 2123660 |
| 6 | 15253914 |
| 7 | 111492872 |
| 8 | 834134686 |
| 9 | 6338273516 |
| 10 | 49073750056 |
| 11 | 384947250680 |
| 12 | 3064361417896 |
| 13 | 24646217823714 |
| 14 | 200415626583528 |
| 15 | 1642220553940964 |
| 16 | 13562290810572598 |
| 17 | 112611292640858902 |
[1120,6964,44648,305054,2123660,15253914, 111492872,834134686,6338273516,49073750056, 384947250680,3064361417896,24646217823714, 200415626583528,1642220553940964, 13562290810572598,112611292640858902] |