# A111936 (b-file synthesized from sequence entry)
1 1
2 2
3 6
4 12
5 60
6 20
7 140
8 280
9 280
10 3080
11 9240
12 120120
13 120120
14 40040
15 80080
16 1361360
17 12252240
18 2450448
19 2450448
20 2450448
21 56360304
22 56360304
23 1409007600
24 1409007600
25 4227022800
26 4227022800
27 4227022800
28 131037706800
29 262075413600