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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 8 |
| 2 | 56 |
| 3 | 344 |
| 4 | 2120 |
| 5 | 12872 |
| 6 | 78392 |
| 7 | 472952 |
| 8 | 2861768 |
| 9 | 17223224 |
| 10 | 103835096 |
| 11 | 623927912 |
| 12 | 3753164744 |
| 13 | 22526613176 |
| 14 | 135308002424 |
| 15 | 811435356200 |
| 16 | 4868892591752 |
[1,8,56,344,2120,12872,78392,472952,2861768, 17223224,103835096,623927912,3753164744, 22526613176,135308002424,811435356200, 4868892591752] |