n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 3 |
7 | 5 |
8 | 9 |
9 | 14 |
10 | 22 |
11 | 30 |
12 | 42 |
13 | 55 |
14 | 73 |
15 | 91 |
16 | 115 |
17 | 140 |
18 | 172 |
19 | 204 |
20 | 244 |
21 | 285 |
22 | 335 |
23 | 385 |
24 | 445 |
25 | 506 |
26 | 578 |
27 | 650 |
28 | 734 |
29 | 819 |
30 | 917 |
31 | 1015 |
32 | 1127 |
33 | 1240 |
34 | 1368 |
35 | 1496 |
36 | 1640 |
37 | 1785 |
38 | 1947 |
39 | 2109 |
40 | 2289 |
41 | 2470 |
42 | 2670 |
43 | 2870 |
44 | 3090 |
45 | 3311 |
46 | 3553 |
47 | 3795 |
48 | 4059 |
49 | 4324 |
50 | 4612 |
51 | 4900 |
52 | 5212 |
53 | 5525 |
[0,0,0,0,1,3,5,9,14,22,30,42,55,73,91,115,140,172, 204,244,285,335,385,445,506,578,650,734,819,917, 1015,1127,1240,1368,1496,1640,1785,1947,2109,2289, 2470,2670,2870,3090,3311,3553,3795,4059,4324,4612, 4900,5212,5525] |