| n | a(n) |
|---|---|
| 1 | 328 |
| 2 | 16368 |
| 3 | 924900 |
| 4 | 50257244 |
| 5 | 2766762720 |
| 6 | 151928497692 |
| 7 | 8349491299560 |
| 8 | 458819265958556 |
| 9 | 25213940794848972 |
| 10 | 1385606097689928700 |
| 11 | 76144709459504461524 |
| 12 | 4184463747005748346676 |
| 13 | 229953456825043397843448 |
[328,16368,924900,50257244,2766762720, 151928497692,8349491299560,458819265958556, 25213940794848972,1385606097689928700, 76144709459504461524,4184463747005748346676, 229953456825043397843448] |