n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 1 |
7 | 3 |
8 | 4 |
9 | 5 |
10 | 6 |
11 | 8 |
12 | 11 |
13 | 13 |
14 | 15 |
15 | 20 |
16 | 24 |
17 | 30 |
18 | 35 |
19 | 43 |
20 | 52 |
21 | 63 |
22 | 74 |
23 | 89 |
24 | 106 |
25 | 127 |
26 | 148 |
27 | 177 |
28 | 208 |
29 | 246 |
30 | 287 |
31 | 338 |
32 | 396 |
33 | 464 |
34 | 538 |
35 | 630 |
36 | 732 |
37 | 853 |
38 | 985 |
39 | 1145 |
40 | 1324 |
41 | 1532 |
42 | 1765 |
43 | 2038 |
44 | 2345 |
45 | 2702 |
46 | 3098 |
47 | 3562 |
48 | 4081 |
49 | 4679 |
50 | 5348 |
51 | 6120 |
52 | 6987 |
53 | 7978 |
54 | 9087 |
55 | 10359 |
[0,0,0,1,2,1,3,4,5,6,8,11,13,15,20,24,30,35,43,52, 63,74,89,106,127,148,177,208,246,287,338,396,464, 538,630,732,853,985,1145,1324,1532,1765,2038,2345, 2702,3098,3562,4081,4679,5348,6120,6987,7978,9087, 10359] |