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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 216 |
| 3 | 68921 |
| 4 | 884736 |
| 5 | 1000000 |
| 6 | 216000000 |
| 7 | 68921000000 |
| 8 | 884736000000 |
| 9 | 1000000000000 |
| 10 | 216000000000000 |
| 11 | 68921000000000000 |
| 12 | 884736000000000000 |
| 13 | 1000000000000000000 |
| 14 | 216000000000000000000 |
| 15 | 68921000000000000000000 |
| 16 | 884736000000000000000000 |
[1,216,68921,884736,1000000,216000000,68921000000, 884736000000,1000000000000,216000000000000, 68921000000000000,884736000000000000, 1000000000000000000,216000000000000000000, 68921000000000000000000,884736000000000000000000] |