# A231536 (b-file synthesized from sequence entry)
1 1
2 2
3 2
4 6
5 15
6 6
7 24
8 108
9 100
10 24
11 120
12 840
13 1340
14 705
15 120
16 720
17 7200
18 17400
19 15150
20 5466
21 720
22 5040
23 68040
24 231000
25 296100
26 171402
27 46921
28 5040
29 40320
30 705600
31 3198720
32 5644800
33 4687536
34 2015272
35 444648
36 40320
37 362880
38 7983360
39 46569600
40 108168480
41 121144464
42 73191888
43 25011576
44 4625361
45 362880