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 | 0 |
27 | 0 |
28 | 0 |
29 | 0 |
30 | 2 |
31 | 7 |
32 | 23 |
33 | 58 |
34 | 155 |
35 | 358 |
36 | 838 |
37 | 1868 |
38 | 4177 |
39 | 9164 |
40 | 20318 |
41 | 44962 |
42 | 100920 |
43 | 228232 |
44 | 523043 |
45 | 1208863 |
46 | 2819592 |
47 | 6608725 |
48 | 15546602 |
49 | 36593778 |
50 | 86060772 |
51 | 201836899 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,2,7,23,58,155,358,838,1868,4177,9164, 20318,44962,100920,228232,523043,1208863,2819592, 6608725,15546602,36593778,86060772,201836899] |