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| n | a(n) |
|---|---|
| 1 | 784 |
| 2 | 10576 |
| 3 | 142192 |
| 4 | 1911952 |
| 5 | 25708528 |
| 6 | 345682576 |
| 7 | 4648124656 |
| 8 | 62499715984 |
| 9 | 840385055728 |
| 10 | 11300004020368 |
| 11 | 151942362599152 |
| 12 | 2043050737911184 |
| 13 | 27471313768440304 |
| 14 | 369385383417191056 |
| 15 | 4966837867034125552 |
[784,10576,142192,1911952,25708528,345682576, 4648124656,62499715984,840385055728, 11300004020368,151942362599152,2043050737911184, 27471313768440304,369385383417191056, 4966837867034125552] |