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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 4 |
| 4 | 10 |
| 5 | 16 |
| 6 | 52 |
| 7 | 134 |
| 8 | 446 |
| 9 | 1437 |
| 10 | 4896 |
| 11 | 16798 |
| 12 | 58896 |
| 13 | 208014 |
| 14 | 743170 |
| 15 | 2674476 |
| 16 | 9695727 |
| 17 | 35357672 |
| 18 | 129647751 |
| 19 | 477638702 |
| 20 | 1767272976 |
| 21 | 6564120692 |
| 22 | 24466300618 |
| 23 | 91482563642 |
| 24 | 343059732248 |
| 25 | 1289904147355 |
| 26 | 4861946817482 |
[1,3,4,10,16,52,134,446,1437,4896,16798,58896, 208014,743170,2674476,9695727,35357672,129647751, 477638702,1767272976,6564120692,24466300618, 91482563642,343059732248,1289904147355, 4861946817482] |