n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 0 |
4 | 3 |
5 | 2 |
6 | 0 |
7 | 4 |
8 | 6 |
9 | 4 |
10 | 0 |
11 | 5 |
12 | 12 |
13 | 16 |
14 | 9 |
15 | 0 |
16 | 6 |
17 | 20 |
18 | 40 |
19 | 45 |
20 | 21 |
21 | 0 |
22 | 7 |
23 | 30 |
24 | 80 |
25 | 135 |
26 | 126 |
27 | 51 |
28 | 0 |
29 | 8 |
30 | 42 |
31 | 140 |
32 | 315 |
33 | 441 |
34 | 357 |
35 | 127 |
36 | 0 |
37 | 9 |
38 | 56 |
39 | 224 |
40 | 630 |
41 | 1176 |
42 | 1428 |
43 | 1016 |
44 | 323 |
45 | 0 |
46 | 10 |
47 | 72 |
48 | 336 |
49 | 1134 |
50 | 2646 |
51 | 4284 |
52 | 4572 |
53 | 2907 |
54 | 835 |
55 | 0 |
[1,2,0,3,2,0,4,6,4,0,5,12,16,9,0,6,20,40,45,21,0, 7,30,80,135,126,51,0,8,42,140,315,441,357,127,0,9, 56,224,630,1176,1428,1016,323,0,10,72,336,1134, 2646,4284,4572,2907,835,0] |