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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 10 |
| 3 | 187 |
| 4 | 2802 |
| 5 | 35384 |
| 6 | 388936 |
| 7 | 3862098 |
| 8 | 35475697 |
| 9 | 306558871 |
| 10 | 2521963738 |
[1,10,187,2802,35384,388936,3862098,35475697, 306558871,2521963738] |