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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 6144 |
| 3 | 622592 |
| 4 | 63438848 |
| 5 | 6467616768 |
| 6 | 659411697664 |
| 7 | 67231270567936 |
| 8 | 6854664725200896 |
| 9 | 698877628160933888 |
| 10 | 71255117675418877952 |
| 11 | 7264922488410118029312 |
| 12 | 740706078202304288260096 |
[64,6144,622592,63438848,6467616768,659411697664, 67231270567936,6854664725200896, 698877628160933888,71255117675418877952, 7264922488410118029312,740706078202304288260096] |