n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 1 |
6 | 2 |
7 | 3 |
8 | 5 |
9 | 7 |
10 | 9 |
11 | 12 |
12 | 15 |
13 | 19 |
14 | 23 |
15 | 28 |
16 | 34 |
17 | 40 |
18 | 47 |
19 | 55 |
20 | 64 |
21 | 74 |
22 | 84 |
23 | 96 |
24 | 108 |
25 | 122 |
26 | 136 |
27 | 152 |
28 | 169 |
29 | 187 |
30 | 206 |
31 | 227 |
32 | 249 |
33 | 272 |
34 | 297 |
35 | 323 |
36 | 351 |
37 | 380 |
38 | 411 |
39 | 444 |
40 | 478 |
41 | 514 |
42 | 551 |
43 | 591 |
44 | 632 |
45 | 675 |
46 | 720 |
47 | 767 |
48 | 816 |
49 | 867 |
50 | 920 |
51 | 975 |
52 | 1033 |
53 | 1092 |
54 | 1154 |
55 | 1218 |
[0,0,0,0,1,1,2,3,5,7,9,12,15,19,23,28,34,40,47,55, 64,74,84,96,108,122,136,152,169,187,206,227,249, 272,297,323,351,380,411,444,478,514,551,591,632, 675,720,767,816,867,920,975,1033,1092,1154,1218] |