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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 146 |
| 5 | 326 |
| 6 | 380 |
| 7 | 1116 |
| 8 | 1866 |
| 9 | 4808 |
| 10 | 5528 |
| 11 | 5730 |
| 12 | 21836 |
| 13 | 24804 |
| 14 | 38724 |
[1,2,6,146,326,380,1116,1866,4808,5528,5730,21836, 24804,38724] |