n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 3 |
7 | 6 |
8 | 9 |
9 | 13 |
10 | 16 |
11 | 20 |
12 | 24 |
13 | 28 |
14 | 32 |
15 | 38 |
16 | 42 |
17 | 48 |
18 | 54 |
19 | 60 |
20 | 66 |
21 | 74 |
22 | 80 |
23 | 88 |
24 | 96 |
25 | 104 |
26 | 112 |
27 | 122 |
28 | 130 |
29 | 140 |
30 | 150 |
31 | 160 |
32 | 170 |
33 | 182 |
34 | 192 |
35 | 204 |
36 | 216 |
37 | 228 |
38 | 240 |
39 | 254 |
40 | 266 |
41 | 280 |
42 | 294 |
43 | 308 |
44 | 322 |
45 | 338 |
46 | 352 |
47 | 368 |
48 | 384 |
49 | 400 |
50 | 416 |
51 | 434 |
52 | 450 |
53 | 468 |
54 | 486 |
55 | 504 |
56 | 522 |
57 | 542 |
58 | 560 |
[0,0,0,0,1,3,6,9,13,16,20,24,28,32,38,42,48,54,60, 66,74,80,88,96,104,112,122,130,140,150,160,170, 182,192,204,216,228,240,254,266,280,294,308,322, 338,352,368,384,400,416,434,450,468,486,504,522, 542,560] |