# A097301 (b-file synthesized from sequence entry)
0 1
1 -1
2 2
3 -3
4 3360
5 -995040
6 39916800
7 -656924748480
8 1214047650816000
9 -169382556838010880
10 15749593891765493760000
11 -4054844479616799289344000
12 34017686450062663131463680000
13 -11402327189708082115897599590400000
14 189528830020089532044244068728832000000