Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 8 |
3 | 27 |
4 | 67 |
5 | 189 |
6 | 509 |
7 | 1329 |
8 | 3344 |
9 | 8694 |
10 | 22062 |
11 | 54756 |
12 | 136741 |
13 | 335103 |
14 | 822277 |
15 | 2016738 |
16 | 4872787 |
17 | 11711655 |
18 | 28253743 |
19 | 67319328 |
20 | 160333627 |
21 | 381350646 |
22 | 901272326 |
23 | 2121969771 |
24 | 4991176893 |
25 | 11689645776 |
26 | 27305992220 |
27 | 63705989106 |
28 | 148106539514 |
29 | 343371565449 |
30 | 795524336390 |
[1,3,8,27,67,189,509,1329,3344,8694,22062,54756, 136741,335103,822277,2016738,4872787,11711655, 28253743,67319328,160333627,381350646,901272326, 2121969771,4991176893,11689645776,27305992220, 63705989106,148106539514,343371565449, 795524336390] |