n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 1 |
5 | 2 |
6 | 0 |
7 | 1 |
8 | 3 |
9 | 6 |
10 | 0 |
11 | 1 |
12 | 7 |
13 | 12 |
14 | 24 |
15 | 0 |
16 | 1 |
17 | 12 |
18 | 35 |
19 | 60 |
20 | 120 |
21 | 0 |
22 | 1 |
23 | 25 |
24 | 87 |
25 | 210 |
26 | 360 |
27 | 720 |
28 | 0 |
29 | 1 |
30 | 44 |
31 | 232 |
32 | 609 |
33 | 1470 |
34 | 2520 |
35 | 5040 |
36 | 0 |
37 | 1 |
38 | 89 |
39 | 599 |
40 | 1961 |
41 | 4872 |
42 | 11760 |
43 | 20160 |
44 | 40320 |
45 | 0 |
46 | 1 |
47 | 160 |
48 | 1591 |
49 | 5952 |
50 | 17649 |
51 | 43848 |
52 | 105840 |
53 | 181440 |
54 | 362880 |
55 | 0 |
56 | 1 |
57 | 321 |
58 | 4202 |
59 | 19255 |
60 | 60465 |
61 | 176490 |
62 | 438480 |
63 | 1058400 |
64 | 1814400 |
65 | 3628800 |
[1,0,1,0,1,2,0,1,3,6,0,1,7,12,24,0,1,12,35,60,120, 0,1,25,87,210,360,720,0,1,44,232,609,1470,2520, 5040,0,1,89,599,1961,4872,11760,20160,40320,0,1, 160,1591,5952,17649,43848,105840,181440,362880,0, 1,321,4202,19255,60465,176490,438480,1058400, 1814400,3628800] |