| n | a(n) |
|---|---|
| 5 | 945 |
| 6 | 7425 |
| 7 | 81081 |
| 8 | 78975 |
| 9 | 1468935 |
| 10 | 6375105 |
| 11 | 85930875 |
| 12 | 307879299 |
| 13 | 1519691625 |
| 14 | 8853249375 |
| 15 | 17062700625 |
| 16 | 535868474337 |
| 17 | 2241870572475 |
| 18 | 12759034818375 |
| 19 | 64260996890625 |
| 20 | 866566808687853 |
| 21 | 2964430488515625 |
| 22 | 23849823423763953 |
| 23 | 100139192108634825 |
| 24 | 772934641006640625 |
| 25 | 2696807941801171875 |
[945,7425,81081,78975,1468935,6375105,85930875, 307879299,1519691625,8853249375,17062700625, 535868474337,2241870572475,12759034818375, 64260996890625,866566808687853,2964430488515625, 23849823423763953,100139192108634825, 772934641006640625,2696807941801171875] |