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| n | a(n) |
|---|---|
| 2 | 78 |
| 3 | 820 |
| 4 | 6328 |
| 5 | 62128 |
| 6 | 5539456 |
| 7 | 155155972096 |
| 8 | 739936 |
| 9 | 69342976 |
| 10 | 431056 |
| 11 | 31494016 |
| 12 | 44864128 |
| 13 | 3525354496 |
| 14 | 3788128 |
[78,820,6328,62128,5539456,155155972096,739936, 69342976,431056,31494016,44864128,3525354496, 3788128] |