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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 8 |
| 5 | 34 |
| 6 | 87 |
| 7 | 181 |
| 8 | 1380 |
| 9 | 4176 |
| 10 | 28357 |
| 11 | 122406 |
| 12 | 826418 |
| 13 | 4451708 |
| 14 | 30672159 |
| 15 | 202655696 |
| 16 | 1636350467 |
[0,1,0,8,34,87,181,1380,4176,28357,122406,826418, 4451708,30672159,202655696,1636350467] |