n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 0 |
6 | 2 |
7 | 1 |
8 | 2 |
9 | 3 |
10 | 3 |
11 | 5 |
12 | 5 |
13 | 7 |
14 | 8 |
15 | 10 |
16 | 11 |
17 | 15 |
18 | 15 |
19 | 20 |
20 | 22 |
21 | 26 |
22 | 31 |
23 | 35 |
24 | 41 |
25 | 47 |
26 | 54 |
27 | 62 |
28 | 71 |
29 | 80 |
30 | 92 |
31 | 102 |
32 | 117 |
33 | 131 |
34 | 148 |
35 | 166 |
36 | 186 |
37 | 208 |
38 | 233 |
39 | 259 |
40 | 290 |
41 | 322 |
42 | 357 |
43 | 398 |
44 | 439 |
45 | 488 |
46 | 539 |
47 | 595 |
48 | 657 |
49 | 723 |
50 | 796 |
51 | 877 |
52 | 962 |
53 | 1057 |
54 | 1159 |
55 | 1268 |
56 | 1391 |
57 | 1520 |
58 | 1663 |
59 | 1815 |
60 | 1981 |
[0,0,0,0,1,0,2,1,2,3,3,5,5,7,8,10,11,15,15,20,22, 26,31,35,41,47,54,62,71,80,92,102,117,131,148,166, 186,208,233,259,290,322,357,398,439,488,539,595, 657,723,796,877,962,1057,1159,1268,1391,1520,1663, 1815,1981] |