n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 13 |
8 | 28 |
9 | 60 |
10 | 135 |
11 | 316 |
12 | 731 |
13 | 1735 |
14 | 4133 |
15 | 9937 |
16 | 24133 |
17 | 58820 |
18 | 144227 |
19 | 355966 |
20 | 881868 |
21 | 2192529 |
22 | 5479166 |
23 | 13717843 |
24 | 34474835 |
25 | 86848986 |
26 | 219454215 |
27 | 555371300 |
28 | 1409893698 |
29 | 3583579216 |
30 | 9130512970 |
31 | 23294809707 |
[1,1,1,2,3,6,13,28,60,135,316,731,1735,4133,9937, 24133,58820,144227,355966,881868,2192529,5479166, 13717843,34474835,86848986,219454215,555371300, 1409893698,3583579216,9130512970,23294809707] |