n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 3 |
6 | 5 |
7 | 8 |
8 | 14 |
9 | 22 |
10 | 30 |
11 | 40 |
12 | 55 |
13 | 73 |
14 | 91 |
15 | 112 |
16 | 140 |
17 | 172 |
18 | 204 |
19 | 240 |
20 | 285 |
21 | 335 |
22 | 385 |
23 | 440 |
24 | 506 |
25 | 578 |
26 | 650 |
27 | 728 |
28 | 819 |
29 | 917 |
30 | 1015 |
31 | 1120 |
32 | 1240 |
33 | 1368 |
34 | 1496 |
35 | 1632 |
36 | 1785 |
37 | 1947 |
38 | 2109 |
39 | 2280 |
40 | 2470 |
41 | 2670 |
42 | 2870 |
43 | 3080 |
44 | 3311 |
45 | 3553 |
46 | 3795 |
47 | 4048 |
48 | 4324 |
49 | 4612 |
50 | 4900 |
51 | 5200 |
[0,0,0,0,1,3,5,8,14,22,30,40,55,73,91,112,140,172, 204,240,285,335,385,440,506,578,650,728,819,917, 1015,1120,1240,1368,1496,1632,1785,1947,2109,2280, 2470,2670,2870,3080,3311,3553,3795,4048,4324,4612, 4900,5200] |