# A080325 (b-file synthesized from sequence entry)
0 0
1 1
2 12
3 320
4 16128
5 1382400
6 186802176
7 37571788800
8 10752302776320
9 4222605695385600
10 2209155036594831360
11 1502185604799843532800
12 1300250162749167894528000
13 1407357631537525272084480000