Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 2 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 1 |
7 | 3 |
8 | 5 |
9 | 11 |
10 | 22 |
11 | 44 |
12 | 94 |
13 | 201 |
14 | 438 |
15 | 968 |
16 | 2169 |
17 | 4916 |
18 | 11258 |
19 | 26021 |
20 | 60645 |
21 | 142405 |
22 | 336674 |
23 | 800920 |
24 | 1916169 |
25 | 4608313 |
26 | 11136186 |
27 | 27030851 |
28 | 65882701 |
29 | 161192927 |
30 | 395795354 |
31 | 975088102 |
32 | 2409758306 |
33 | 5972774015 |
34 | 14844843846 |
[2,0,0,0,1,1,3,5,11,22,44,94,201,438,968,2169, 4916,11258,26021,60645,142405,336674,800920, 1916169,4608313,11136186,27030851,65882701, 161192927,395795354,975088102,2409758306, 5972774015,14844843846] |