n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 4 |
7 | 7 |
8 | 11 |
9 | 16 |
10 | 22 |
11 | 27 |
12 | 34 |
13 | 41 |
14 | 51 |
15 | 61 |
16 | 73 |
17 | 86 |
18 | 96 |
19 | 110 |
20 | 124 |
21 | 140 |
22 | 158 |
23 | 175 |
24 | 193 |
25 | 211 |
26 | 231 |
27 | 252 |
28 | 275 |
29 | 299 |
30 | 325 |
31 | 348 |
32 | 374 |
33 | 401 |
34 | 427 |
35 | 456 |
36 | 486 |
37 | 516 |
38 | 549 |
39 | 581 |
40 | 615 |
41 | 650 |
42 | 684 |
43 | 722 |
44 | 759 |
45 | 798 |
46 | 839 |
47 | 879 |
48 | 921 |
49 | 961 |
50 | 1005 |
51 | 1048 |
52 | 1095 |
53 | 1142 |
54 | 1189 |
55 | 1238 |
[0,0,0,1,2,4,7,11,16,22,27,34,41,51,61,73,86,96, 110,124,140,158,175,193,211,231,252,275,299,325, 348,374,401,427,456,486,516,549,581,615,650,684, 722,759,798,839,879,921,961,1005,1048,1095,1142, 1189,1238] |