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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 64 |
| 2 | 65445 |
| 3 | 312077474 |
| 4 | 3848596333400 |
| 5 | 90650832149396184 |
| 6 | 3418868469576233694591 |
| 7 | 184570140930218389159747070 |
| 8 | 13220723286785303728967102618052 |
| 9 | 1190606938488172095512348078940830464 |
| 10 | 129559009610760457771091688202936893773393 |
[1,64,65445,312077474,3848596333400, 90650832149396184,3418868469576233694591, 184570140930218389159747070, 13220723286785303728967102618052, 1190606938488172095512348078940830464, 129559009610760457771091688202936893773393] |