n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 2 |
5 | 3 |
6 | 4 |
7 | 5 |
8 | 6 |
9 | 8 |
10 | 17 |
11 | 53 |
12 | 158 |
13 | 450 |
14 | 1224 |
15 | 3195 |
16 | 8036 |
17 | 19585 |
18 | 46549 |
19 | 108541 |
20 | 219677 |
21 | 664149 |
22 | 1891075 |
23 | 5091680 |
24 | 13004347 |
25 | 31632641 |
26 | 73745789 |
27 | 166055768 |
28 | 364027232 |
29 | 782374631 |
30 | 1462836178 |
31 | 4198493416 |
32 | 11171538552 |
33 | 27755958012 |
[1,1,2,2,3,4,5,6,8,17,53,158,450,1224,3195,8036, 19585,46549,108541,219677,664149,1891075,5091680, 13004347,31632641,73745789,166055768,364027232, 782374631,1462836178,4198493416,11171538552, 27755958012] |