# A080487 (b-file synthesized from sequence entry)
1 2
2 12
3 132
4 10032
5 1003200
6 100320000
7 10032000000
8 1003200000000
9 100320000000000
10 10032000000000000
11 1003200000000000000
12 100320000000000000000
13 10032000000000000000000