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| n | a(n) |
|---|---|
| 1 | 40 |
| 2 | 232 |
| 3 | 1096 |
| 4 | 4744 |
| 5 | 19720 |
| 6 | 80392 |
| 7 | 324616 |
| 8 | 1304584 |
| 9 | 5230600 |
| 10 | 20946952 |
| 11 | 83836936 |
| 12 | 335446024 |
[40,232,1096,4744,19720,80392,324616,1304584, 5230600,20946952,83836936,335446024] |