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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 36 |
| 2 | 1297 |
| 3 | 46728 |
| 4 | 1683505 |
| 5 | 60652908 |
| 6 | 2185188193 |
| 7 | 78727427856 |
| 8 | 2836372591009 |
| 9 | 102188140704180 |
| 10 | 3681609437941489 |
| 11 | 132640127906597784 |
| 12 | 4778726214075461713 |
| 13 | 172166783834623219452 |
| 14 | 6202782944260511361985 |
| 15 | 223472352777213032250912 |
[1,36,1297,46728,1683505,60652908,2185188193, 78727427856,2836372591009,102188140704180, 3681609437941489,132640127906597784, 4778726214075461713,172166783834623219452, 6202782944260511361985,223472352777213032250912] |