n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 1 |
7 | 2 |
8 | 5 |
9 | 9 |
10 | 14 |
11 | 23 |
12 | 34 |
13 | 49 |
14 | 68 |
15 | 97 |
16 | 129 |
17 | 175 |
18 | 228 |
19 | 303 |
20 | 392 |
21 | 507 |
22 | 645 |
23 | 826 |
24 | 1038 |
25 | 1314 |
26 | 1641 |
27 | 2050 |
28 | 2542 |
29 | 3152 |
30 | 3877 |
31 | 4776 |
32 | 5844 |
33 | 7142 |
34 | 8695 |
35 | 10572 |
36 | 12797 |
37 | 15482 |
38 | 18663 |
39 | 22459 |
40 | 26959 |
41 | 32314 |
42 | 38623 |
43 | 46112 |
44 | 54923 |
45 | 65311 |
46 | 77526 |
47 | 91882 |
48 | 108686 |
[0,0,0,0,0,1,2,5,9,14,23,34,49,68,97,129,175,228, 303,392,507,645,826,1038,1314,1641,2050,2542,3152, 3877,4776,5844,7142,8695,10572,12797,15482,18663, 22459,26959,32314,38623,46112,54923,65311,77526, 91882,108686] |