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| n | a(n) |
|---|---|
| 1 | 1213952 |
| 2 | 278028320 |
| 3 | 66562286592 |
| 4 | 16501573788672 |
| 5 | 4091230986428416 |
| 6 | 1025006860079382528 |
| 7 | 255816922168544755712 |
| 8 | 64142688350652716351488 |
| 9 | 16036772427371726408646656 |
| 10 | 4019482155917288121580126208 |
[1213952,278028320,66562286592,16501573788672, 4091230986428416,1025006860079382528, 255816922168544755712,64142688350652716351488, 16036772427371726408646656, 4019482155917288121580126208] |