Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 8 |
3 | 21 |
4 | 77 |
5 | 199 |
6 | 661 |
7 | 1663 |
8 | 4852 |
9 | 12382 |
10 | 33289 |
11 | 82877 |
12 | 213026 |
13 | 518109 |
14 | 1279852 |
15 | 3053404 |
16 | 7312985 |
17 | 17093793 |
18 | 39952528 |
19 | 91661695 |
20 | 209709116 |
21 | 473095589 |
22 | 1062567288 |
23 | 2359804486 |
24 | 5214774263 |
25 | 11415904502 |
26 | 24860918943 |
27 | 53709881911 |
[1,1,8,21,77,199,661,1663,4852,12382,33289,82877, 213026,518109,1279852,3053404,7312985,17093793, 39952528,91661695,209709116,473095589,1062567288, 2359804486,5214774263,11415904502,24860918943, 53709881911] |