# A181146 (b-file synthesized from sequence entry)
0 1
1 4
2 27
3 236
4 2380
5 26216
6 306495
7 3740572
8 47159772
9 609924536
10 8051939324
11 108110654120
12 1472276038688
13 20292738170064
14 282614171731527
15 3971576995998588
16 56256063139701916
17 802448704561822616