# A225194 (b-file synthesized from sequence entry)
1 1
2 16
3 288
4 7200
5 604800
6 46569600
7 1816214400
8 92626934400
9 5573053886400
10 445257673660800
11 11738611396512000
12 1734575477357923200
13 98737373326527936000
14 8491414106081402496000
15 1697221394453020323888000
16 372257225850029124372768000