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| n | a(n) |
|---|---|
| 1 | 41728 |
| 2 | 386304 |
| 3 | 3512272 |
| 4 | 27566112 |
| 5 | 202381312 |
| 6 | 1439941888 |
| 7 | 9687764256 |
| 8 | 62708952320 |
| 9 | 395604998544 |
| 10 | 2427405266624 |
| 11 | 14557211699776 |
| 12 | 85740787849600 |
| 13 | 496635767096000 |
| 14 | 2835034400071040 |
| 15 | 15984403484875664 |
| 16 | 89126750206019424 |
[41728,386304,3512272,27566112,202381312, 1439941888,9687764256,62708952320,395604998544, 2427405266624,14557211699776,85740787849600, 496635767096000,2835034400071040, 15984403484875664,89126750206019424] |