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 | 0 |
31 | 1 |
32 | 1 |
33 | 4 |
34 | 9 |
35 | 19 |
36 | 40 |
37 | 85 |
38 | 161 |
39 | 320 |
40 | 614 |
41 | 1170 |
42 | 2223 |
43 | 4250 |
44 | 8124 |
45 | 15771 |
46 | 31057 |
47 | 62227 |
48 | 127273 |
49 | 265407 |
50 | 563819 |
51 | 1216596 |
52 | 2659383 |
[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,1,1,4,9,19,40,85,161,320,614,1170, 2223,4250,8124,15771,31057,62227,127273,265407, 563819,1216596,2659383] |