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| n | a(n) |
|---|---|
| 0 | 16777216 |
| 1 | 11019960576 |
| 2 | 377801998336 |
| 3 | 4347792138496 |
| 4 | 28179280429056 |
| 5 | 128063081718016 |
| 6 | 457163239653376 |
| 7 | 1370114370683136 |
| 8 | 3596345248055296 |
| 9 | 8507630225817856 |
| 10 | 18509302102818816 |
| 11 | 37588592026706176 |
| 12 | 72057594037927936 |
| 13 | 131532383853732096 |
| 14 | 230193853492166656 |
[16777216,11019960576,377801998336,4347792138496, 28179280429056,128063081718016,457163239653376, 1370114370683136,3596345248055296, 8507630225817856,18509302102818816, 37588592026706176,72057594037927936, 131532383853732096,230193853492166656] |