# A141609 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 2
5 6
6 48
7 1296
8 290304
9 1763596800
10 2400297571123200
11 19846204885558066176000000
12 223334408639880528216369404299444224000000
13 20780031060559302184531906881808103844643569442380668928000000000000