# A052127 (b-file synthesized from sequence entry)
0 1
1 1
2 8
3 96
4 2112
5 68160
6 3087360
7 185633280
8 14301020160
9 1372232171520
10 160390869811200
11 22426206024499200
12 3695148753459609600
13 708443854690399027200
14 156340439420689081958400
15 39342248735234589720576000
16 11197266840049016358567936000