n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 4 |
4 | 10 |
5 | 21 |
6 | 41 |
7 | 78 |
8 | 148 |
9 | 282 |
10 | 537 |
11 | 1013 |
12 | 1882 |
13 | 3446 |
14 | 6267 |
15 | 11468 |
16 | 21416 |
17 | 41209 |
18 | 81771 |
19 | 166042 |
20 | 340994 |
21 | 700570 |
22 | 1429375 |
23 | 2886777 |
24 | 5771828 |
25 | 11453105 |
26 | 22638215 |
27 | 44742141 |
28 | 88681674 |
29 | 176545766 |
30 | 352992931 |
31 | 707922077 |
32 | 1421120880 |
33 | 2849433326 |
[0,0,1,4,10,21,41,78,148,282,537,1013,1882,3446, 6267,11468,21416,41209,81771,166042,340994,700570, 1429375,2886777,5771828,11453105,22638215, 44742141,88681674,176545766,352992931,707922077, 1421120880,2849433326] |