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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 | 1 |
| 2 | 5 |
| 3 | 56 |
| 4 | 229 |
| 5 | 285 |
| 6 | 12769 |
| 7 | 13054 |
| 8 | 64985 |
| 9 | 727889 |
| 10 | 2976541 |
| 11 | 3704430 |
| 12 | 165971461 |
| 13 | 169675891 |
| 14 | 844675025 |
| 15 | 9461101166 |
| 16 | 38689079689 |
| 17 | 48150180855 |
| 18 | 2157297037309 |
| 19 | 2205447218164 |
| 20 | 10979085909965 |
| 21 | 122975392227779 |
| 22 | 502880654821081 |
| 23 | 625856047048860 |
[1,1,5,56,229,285,12769,13054,64985,727889, 2976541,3704430,165971461,169675891,844675025, 9461101166,38689079689,48150180855,2157297037309, 2205447218164,10979085909965,122975392227779, 502880654821081,625856047048860] |