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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 4 | 1 |
| 5 | 4 |
| 6 | 10 |
| 7 | 19 |
| 8 | 46 |
| 9 | 196 |
| 10 | 1032 |
| 11 | 4951 |
| 12 | 26637 |
| 13 | 188993 |
| 14 | 1709202 |
| 15 | 17529087 |
| 16 | 202068348 |
| 17 | 2791380782 |
| 18 | 47026449297 |
| 19 | 942262652574 |
| 20 | 22038920608740 |
| 21 | 607442111573650 |
[1,4,10,19,46,196,1032,4951,26637,188993,1709202, 17529087,202068348,2791380782,47026449297, 942262652574,22038920608740,607442111573650] |