n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 1 |
4 | 1 |
5 | 0 |
6 | 2 |
7 | 3 |
8 | 2 |
9 | 3 |
10 | 3 |
11 | 8 |
12 | 10 |
13 | 11 |
14 | 17 |
15 | 20 |
16 | 31 |
17 | 38 |
18 | 46 |
19 | 67 |
20 | 90 |
21 | 116 |
22 | 160 |
23 | 220 |
24 | 280 |
25 | 397 |
26 | 509 |
27 | 685 |
28 | 927 |
29 | 1280 |
30 | 1663 |
31 | 2248 |
32 | 3056 |
33 | 4050 |
34 | 5383 |
35 | 7339 |
36 | 9714 |
37 | 13029 |
38 | 17714 |
39 | 23738 |
40 | 31791 |
41 | 42793 |
42 | 57473 |
43 | 77175 |
44 | 103839 |
45 | 140100 |
46 | 187495 |
47 | 252068 |
48 | 338257 |
49 | 454325 |
50 | 611101 |
51 | 820924 |
[0,0,0,1,1,0,2,3,2,3,3,8,10,11,17,20,31,38,46,67, 90,116,160,220,280,397,509,685,927,1280,1663,2248, 3056,4050,5383,7339,9714,13029,17714,23738,31791, 42793,57473,77175,103839,140100,187495,252068, 338257,454325,611101,820924] |