# A272094 (b-file synthesized from sequence entry)
0 1
1 1
2 6
3 504
4 917280
5 48735086400
6 94925811409228800
7 8154182636726616909619200
8 36091760791026276649159689107865600
9 9415901310649088228943246038670339934863360000
10 162992165498634702043940163611264755298214594247272038400000