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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 14 |
| 4 | 2212 |
| 5 | 4171832 |
| 6 | 94375183504 |
| 7 | 25618521062894816 |
| 8 | 83450744014073963641408 |
| 9 | 3262026661649164626974053098368 |
| 10 | 1530121919008888925087797696409496422656 |
| 11 | 8612828743790947623482719127044813092555596516864 |
[1,1,14,2212,4171832,94375183504, 25618521062894816,83450744014073963641408, 3262026661649164626974053098368, 1530121919008888925087797696409496422656, 8612828743790947623482719127044813092555596516864] |