# A118787 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 2
4 3
5 5
6 6
7 12
8 23
9 41
10 24
11 60
12 130
13 255
14 469
15 120
16 360
17 870
18 1860
19 3679
20 6889
21 720
22 2520
23 6720
24 15540
25 32858
26 65247
27 123605
28 5040
29 20160
30 58800
31 146160
32 328734
33 689388
34 1371887
35 2620169
36 40320
37 181440
38 574560
39 1527120
40 3638376
41 8029980