n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 0 |
7 | 0 |
8 | 0 |
9 | 0 |
10 | 0 |
11 | 0 |
12 | 0 |
13 | 0 |
14 | 0 |
15 | 0 |
16 | 0 |
17 | 0 |
18 | 0 |
19 | 0 |
20 | 0 |
21 | 0 |
22 | 0 |
23 | 0 |
24 | 0 |
25 | 0 |
26 | 1 |
27 | 4 |
28 | 6 |
29 | 17 |
30 | 31 |
31 | 66 |
32 | 122 |
33 | 238 |
34 | 421 |
35 | 777 |
36 | 1355 |
37 | 2400 |
38 | 4127 |
39 | 7151 |
40 | 12138 |
41 | 20740 |
42 | 35021 |
43 | 59434 |
44 | 100499 |
45 | 171215 |
46 | 292759 |
47 | 507251 |
48 | 890248 |
49 | 1594972 |
50 | 2921759 |
51 | 5499070 |
52 | 10634085 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,1,4,6,17,31,66,122,238,421,777,1355,2400,4127, 7151,12138,20740,35021,59434,100499,171215,292759, 507251,890248,1594972,2921759,5499070,10634085] |