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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 17 |
| 3 | 113 |
| 4 | 803 |
| 5 | 5855 |
| 6 | 41459 |
| 7 | 300943 |
| 8 | 2224023 |
| 9 | 16153497 |
| 10 | 116797601 |
| 11 | 851944533 |
| 12 | 6202923531 |
| 13 | 45107191789 |
| 14 | 328173759843 |
| 15 | 2387891294531 |
| 16 | 17373638032901 |
| 17 | 126409617048273 |
| 18 | 919727576644501 |
| 19 | 6691670125651177 |
| 20 | 48687601545703711 |
[1,17,113,803,5855,41459,300943,2224023,16153497, 116797601,851944533,6202923531,45107191789, 328173759843,2387891294531,17373638032901, 126409617048273,919727576644501,6691670125651177, 48687601545703711] |