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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 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 24 |
| 5 | 74 |
| 6 | 368 |
| 7 | 2214 |
| 8 | 10892 |
| 9 | 69096 |
| 10 | 539954 |
| 11 | 3553936 |
| 12 | 28970266 |
| 13 | 277928108 |
| 14 | 2211165332 |
| 15 | 22140514554 |
| 16 | 252424615916 |
[1,2,6,24,74,368,2214,10892,69096,539954,3553936, 28970266,277928108,2211165332,22140514554, 252424615916] |