# A253668 (b-file synthesized from sequence entry)
0 0
1 0
2 1
3 0
4 1
5 -1
6 0
7 1
8 1
9 2
10 0
11 1
12 3
13 -1
14 -6
15 0
16 1
17 5
18 2
19 2
20 24
21 0
22 1
23 7
24 11
25 -2
26 -6
27 -120
28 0
29 1
30 9
31 26
32 6
33 4
34 24
35 720
36 0
37 1
38 11
39 47
40 50
41 -6
42 -12
43 -120
44 -5040
45 0
46 1
47 13
48 74
49 154
50 24
51 12
52 48
53 720
54 40320
55 0
56 1
57 15
58 107
59 342
60 274
61 -24
62 -36
63 -240
64 -5040
65 -362880