# A104601 (b-file synthesized from sequence entry)
1 1
2 0
3 2
4 0
5 4
6 6
7 0
8 1
9 45
10 24
11 0
12 0
13 90
14 432
15 120
16 0
17 0
18 78
19 2248
20 4200
21 720
22 0
23 0
24 36
25 5776
26 43000
27 43200
28 5040
29 0
30 0
31 9
32 9066
33 222925
34 755100
35 476280
36 40320
37 0
38 0
39 1
40 9696
41 727375
42 6700500
43 13003620
44 5644800
45 362880
46 0
47 0
48 0
49 7480
50 1674840