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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 | 15 |
| 3 | 47 |
| 4 | 1185 |
| 5 | 6241 |
| 6 | 230895 |
| 7 | 1704527 |
| 8 | 83860545 |
| 9 | 796079041 |
| 10 | 48942778575 |
| 11 | 567864586607 |
| 12 | 41893214676705 |
| 13 | 574448847467041 |
| 14 | 49441928730798255 |
| 15 | 782259922208550287 |
| 16 | 76946148390480577665 |
| 17 | 1379749466246228538241 |
[1,1,15,47,1185,6241,230895,1704527,83860545, 796079041,48942778575,567864586607,41893214676705, 574448847467041,49441928730798255, 782259922208550287,76946148390480577665, 1379749466246228538241] |