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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 6 |
| 3 | 18 |
| 4 | 110 |
| 5 | 186 |
| 6 | 318 |
| 7 | 398 |
| 8 | 1922 |
| 9 | 3290 |
| 10 | 4346 |
| 11 | 5042 |
| 12 | 6638 |
| 13 | 8306 |
| 14 | 59066 |
| 15 | 66758 |
| 16 | 182198 |
| 17 | 214406 |
| 18 | 260810 |
| 19 | 709350 |
| 20 | 947018 |
| 21 | 1384346 |
| 22 | 1546542 |
| 23 | 2360166 |
[2,6,18,110,186,318,398,1922,3290,4346,5042,6638, 8306,59066,66758,182198,214406,260810,709350, 947018,1384346,1546542,2360166] |