n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 33 |
6 | 81 |
7 | 194 |
8 | 458 |
9 | 1074 |
10 | 2513 |
11 | 5876 |
12 | 13722 |
13 | 31961 |
14 | 74168 |
15 | 171395 |
16 | 394450 |
17 | 904393 |
18 | 2066770 |
19 | 4709538 |
20 | 10704306 |
21 | 24273709 |
22 | 54926658 |
23 | 124036675 |
24 | 279559571 |
25 | 628906790 |
26 | 1412254773 |
27 | 3165780760 |
28 | 7084607367 |
29 | 15828666526 |
30 | 35309625162 |
31 | 78648201835 |
32 | 174927430681 |
[1,1,2,5,13,33,81,194,458,1074,2513,5876,13722, 31961,74168,171395,394450,904393,2066770,4709538, 10704306,24273709,54926658,124036675,279559571, 628906790,1412254773,3165780760,7084607367, 15828666526,35309625162,78648201835,174927430681] |