# A111161 (b-file synthesized from sequence entry)
0 1
1 4
2 54
3 1268
4 47160
5 2554662
6 190078056
7 18606677896
8 2318813824608
9 358492207288970
10 67333875395774328
11 15102514680368359884
12 3987129515288957842896
13 1223885425250059522524238