Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 4 |
4 | 9 |
5 | 20 |
6 | 44 |
7 | 97 |
8 | 230 |
9 | 540 |
10 | 1257 |
11 | 2920 |
12 | 7128 |
13 | 17225 |
14 | 41276 |
15 | 98848 |
16 | 244857 |
17 | 602368 |
18 | 1472564 |
19 | 3594009 |
20 | 9001188 |
21 | 22402820 |
22 | 55447385 |
23 | 137104808 |
24 | 345794100 |
25 | 868000657 |
26 | 2169191678 |
27 | 5413976096 |
28 | 13735048385 |
29 | 34694002916 |
30 | 87290093640 |
31 | 219428919825 |
[1,2,4,9,20,44,97,230,540,1257,2920,7128,17225, 41276,98848,244857,602368,1472564,3594009,9001188, 22402820,55447385,137104808,345794100,868000657, 2169191678,5413976096,13735048385,34694002916, 87290093640,219428919825] |