| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 1 |
| 3 | 260 |
| 4 | 1025 |
| 5 | 8152 |
| 6 | 128319 |
| 7 | 1728734 |
| 8 | 26544210 |
| 9 | 439103633 |
| 10 | 7478635467 |
| 11 | 131386907715 |
| 12 | 2344378104516 |
| 13 | 42235221450124 |
| 14 | 765312882037454 |
| 15 | 13907043370373429 |
| 16 | 253045503157946243 |
| 17 | 4606517701125024786 |
[64,1,260,1025,8152,128319,1728734,26544210, 439103633,7478635467,131386907715,2344378104516, 42235221450124,765312882037454,13907043370373429, 253045503157946243,4606517701125024786] |