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A166717 as a simple table
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 43 |
| 2 | 1806 |
| 3 | 75852 |
| 4 | 3185784 |
| 5 | 133802928 |
| 6 | 5619722976 |
| 7 | 236028364992 |
| 8 | 9913191329664 |
| 9 | 416354035845888 |
| 10 | 17486869505527296 |
| 11 | 734448519232146432 |
| 12 | 30846837807750149241 |
| 13 | 1295567187925506230196 |
| 14 | 54413821892871260076243 |
[1,43,1806,75852,3185784,133802928,5619722976, 236028364992,9913191329664,416354035845888, 17486869505527296,734448519232146432, 30846837807750149241,1295567187925506230196, 54413821892871260076243] |