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| n | a(n) |
|---|---|
| 1 | 432 |
| 2 | 7424 |
| 3 | 147520 |
| 4 | 3099264 |
| 5 | 67182208 |
| 6 | 1485628224 |
| 7 | 33277934848 |
| 8 | 751557814208 |
| 9 | 17060996532992 |
| 10 | 388541047749184 |
| 11 | 8866017102928512 |
| 12 | 202557753134780608 |
| 13 | 4631201059795429632 |
| 14 | 105934451744168513600 |
| 15 | 2423832070620348866432 |
[432,7424,147520,3099264,67182208,1485628224, 33277934848,751557814208,17060996532992, 388541047749184,8866017102928512, 202557753134780608,4631201059795429632, 105934451744168513600,2423832070620348866432] |