Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 65 |
4 | 572 |
5 | 3613 |
6 | 19372 |
7 | 103585 |
8 | 629654 |
9 | 3930725 |
10 | 23940621 |
11 | 142473267 |
12 | 842856777 |
13 | 5016418697 |
14 | 30065544899 |
15 | 180338347093 |
16 | 1079186020543 |
17 | 6447895527277 |
18 | 38523254178658 |
19 | 230312221421636 |
20 | 1377482024204996 |
[1,7,65,572,3613,19372,103585,629654,3930725, 23940621,142473267,842856777,5016418697, 30065544899,180338347093,1079186020543, 6447895527277,38523254178658,230312221421636, 1377482024204996] |