# A096313 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 48
4 1440
5 207360
6 174182400
7 1003290624000
8 45509262704640000
9 18349334722510848000000
10 73244672425152101744640000000
11 3189483207556703361731395584000000000