n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 1 |
8 | 1 |
9 | 2 |
10 | 3 |
11 | 4 |
12 | 6 |
13 | 7 |
14 | 9 |
15 | 11 |
16 | 13 |
17 | 16 |
18 | 18 |
19 | 21 |
20 | 25 |
21 | 28 |
22 | 33 |
23 | 36 |
24 | 41 |
25 | 46 |
26 | 51 |
27 | 57 |
28 | 62 |
29 | 68 |
30 | 76 |
31 | 82 |
32 | 91 |
33 | 97 |
34 | 106 |
35 | 115 |
36 | 124 |
37 | 134 |
38 | 143 |
39 | 153 |
40 | 166 |
41 | 176 |
42 | 190 |
43 | 200 |
44 | 214 |
45 | 228 |
46 | 242 |
47 | 257 |
48 | 271 |
49 | 286 |
50 | 305 |
51 | 320 |
52 | 340 |
53 | 355 |
54 | 375 |
55 | 395 |
56 | 415 |
57 | 436 |
58 | 456 |
59 | 477 |
60 | 503 |
61 | 524 |
[0,0,0,0,0,0,0,1,1,2,3,4,6,7,9,11,13,16,18,21,25, 28,33,36,41,46,51,57,62,68,76,82,91,97,106,115, 124,134,143,153,166,176,190,200,214,228,242,257, 271,286,305,320,340,355,375,395,415,436,456,477, 503,524] |