# A157384 (b-file synthesized from sequence entry)
1 1
2 1
3 4
4 1
5 12
6 20
7 1
8 72
9 80
10 120
11 1
12 280
13 1000
14 600
15 840
16 1
17 1740
18 9200
19 9000
20 5040
21 6720
22 1
23 8484
24 79100
25 138600
26 88200
27 47040
28 60480
29 1
30 57232
31 874720
32 1789200
33 1552320
34 940800
35 483840
36 604800
37 1
38 328752
39 9532880