# A344019 (b-file synthesized from sequence entry)
4 24
5 12
6 120
7 240
8 1440
9 10080
10 80640
11 725760
12 7257600
13 79833600
14 958003200
15 12454041600
16 174356582400
17 2615348736000
18 41845579776000
19 711374856192000
20 12804747411456000
21 243290200817664000
22 4865804016353280000
23 102181884343418880000
24 2248001455555215360000
25 51704033477769953280000
26 1240896803466478878720000