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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 64 |
| 4 | 704 |
| 5 | 8704 |
| 6 | 113536 |
| 7 | 1544192 |
| 8 | 21671936 |
| 9 | 311468032 |
| 10 | 4560963584 |
| 11 | 67807363072 |
| 12 | 1020767092736 |
| 13 | 15528671576064 |
| 14 | 238354043994112 |
| 15 | 3686842679427072 |
| 16 | 57411380912848896 |
| 17 | 899288363016650752 |
| 18 | 14160044430295826432 |
| 19 | 224000813601673707520 |
| 20 | 3558331523719659257856 |
| 21 | 56738516167544872632320 |
| 22 | 907803739948246687023104 |
| 23 | 14569894558284085117059072 |
| 24 | 234507206354840677339103232 |
[1,8,64,704,8704,113536,1544192,21671936, 311468032,4560963584,67807363072,1020767092736, 15528671576064,238354043994112,3686842679427072, 57411380912848896,899288363016650752, 14160044430295826432,224000813601673707520, 3558331523719659257856,56738516167544872632320, 907803739948246687023104, 14569894558284085117059072, 234507206354840677339103232] |