# A157400 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 1
5 6
6 6
7 1
8 24
9 24
10 24
11 1
12 80
13 180
14 120
15 120
16 1
17 330
18 1200
19 1080
20 720
21 720
22 1
23 1302
24 7770
25 10920
26 7560
27 5040
28 5040
29 1
30 5936
31 57456
32 102480
33 87360
34 60480
35 40320
36 40320
37 1
38 26784
39 438984
40 970704
41 1103760
42 786240
43 544320
44 362880
45 362880