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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 576 |
| 3 | 160768 |
| 4 | 123535360 |
| 5 | 212713734144 |
| 6 | 716196297048064 |
| 7 | 4280584942657732608 |
| 8 | 42250703121584165486592 |
| 9 | 651154631135458759089848320 |
| 10 | 14983590319172065236171175755776 |
| 11 | 496301942561421311900528265903734784 |
| 12 | 22953613919171561374366988621726483480576 |
| 13 | 1444609513446024762131466039751756562435145728 |
[1,8,576,160768,123535360,212713734144, 716196297048064,4280584942657732608, 42250703121584165486592, 651154631135458759089848320, 14983590319172065236171175755776, 496301942561421311900528265903734784, 22953613919171561374366988621726483480576, 1444609513446024762131466039751756562435145728] |