# A087074 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 2
6 3
7 3
8 1
9 3
10 12
11 66
12 378
13 1890
14 7560
15 22680
16 45360
17 45360
18 1
19 3
20 33
21 426
22 5466
23 65520
24 720720
25 7207200
26 64864800
27 518918400
28 3632428800
29 21794572800
30 108972864000
31 435891456000
32 1307674368000
33 2615348736000
34 2615348736000
35 1