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A214808 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 3 |
| 3 | 26 |
| 4 | 898 |
| 5 | 128826 |
| 6 | 82462230 |
| 7 | 244868962698 |
| 8 | 3481404811793685 |
| 9 | 242641164238940173212 |
[1,1,3,26,898,128826,82462230,244868962698, 3481404811793685,242641164238940173212] |