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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2256 |
| 2 | 1273512 |
| 3 | 320358768 |
| 4 | 45530671524 |
| 5 | 4166851728720 |
| 6 | 266889766546776 |
| 7 | 12677861331177072 |
| 8 | 466157461593674118 |
| 9 | 13712323126346807664 |
| 10 | 331265632419645857880 |
| 11 | 6714691694623273847376 |
| 12 | 116251203402270649201092 |
[1,2256,1273512,320358768,45530671524, 4166851728720,266889766546776,12677861331177072, 466157461593674118,13712323126346807664, 331265632419645857880,6714691694623273847376, 116251203402270649201092] |