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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 49 |
| 3 | 4557 |
| 4 | 13689 |
| 5 | 18816 |
| 6 | 86015 |
| 7 | 159249 |
| 8 | 226981 |
| 9 | 1368912 |
| 10 | 2112278 |
[2,49,4557,13689,18816,86015,159249,226981, 1368912,2112278] |