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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 32 |
| 3 | 1728 |
| 4 | 221184 |
| 5 | 55296000 |
| 6 | 23887872000 |
| 7 | 16387080192000 |
| 8 | 16780370116608000 |
| 9 | 24465779630014464000 |
| 10 | 48931559260028928000000 |
| 11 | 130255810750197006336000000 |
| 12 | 450164081952680853897216000000 |
| 13 | 1978020976100079672024367104000000 |
| 14 | 10855379116837237240069726666752000000 |
[1,2,32,1728,221184,55296000,23887872000, 16387080192000,16780370116608000, 24465779630014464000,48931559260028928000000, 130255810750197006336000000, 450164081952680853897216000000, 1978020976100079672024367104000000, 10855379116837237240069726666752000000] |