# A186270 (b-file synthesized from sequence entry)
0 1
1 1
2 10
3 280
4 38080
5 18887680
6 39286374400
7 319319651123200
8 10504339243348787200
9 1374135642457914946355200
10 721146385161913763847208960000
11 1511615130036671973985522422906880000
12 12683442560532981918553467630898150113280000
13 425533759542581882449393472981756918078982062080000