Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 8 |
3 | 66 |
4 | 531 |
5 | 4249 |
6 | 33992 |
7 | 271938 |
8 | 2175507 |
9 | 17404057 |
10 | 139232456 |
11 | 1113859650 |
12 | 8910877203 |
13 | 71287017625 |
14 | 570296141000 |
15 | 4562369128002 |
16 | 36498953024019 |
17 | 291991624192153 |
18 | 2335932993537224 |
19 | 18687463948297794 |
20 | 149499711586382355 |
21 | 1195997692691058841 |
[1,8,66,531,4249,33992,271938,2175507,17404057, 139232456,1113859650,8910877203,71287017625, 570296141000,4562369128002,36498953024019, 291991624192153,2335932993537224, 18687463948297794,149499711586382355, 1195997692691058841] |