# A254883 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 2
8 2
9 1
10 0
11 6
12 9
13 3
14 1
15 0
16 24
17 48
18 24
19 4
20 1
21 0
22 120
23 300
24 200
25 50
26 5
27 1
28 0
29 720
30 2160
31 1800
32 600
33 90
34 6
35 1
36 0
37 5040
38 17640
39 17640
40 7350
41 1470
42 147
43 7
44 1
45 0
46 40320
47 161280
48 188160
49 94080
50 23520
51 3136
52 224
53 8
54 1