# A104557 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 2
4 2
5 1
6 6
7 6
8 4
9 1
10 24
11 24
12 18
13 6
14 1
15 120
16 120
17 96
18 36
19 9
20 1
21 720
22 720
23 600
24 240
25 72
26 12
27 1
28 5040
29 5040
30 4320
31 1800
32 600
33 120
34 16
35 1
36 40320
37 40320
38 35280
39 15120
40 5400
41 1200
42 200
43 20
44 1
45 362880
46 362880
47 322560
48 141120
49 52920
50 12600
51 2400
52 300
53 25
54 1