# A187666 (b-file synthesized from sequence entry)
0 1
1 3
2 51
3 1599
4 74545
5 4654255
6 365549495
7 34642467783
8 3846064986001
9 489429448820811
10 70208261310969435
11 11205444535728231855
12 1969021774778391995761
13 377672618542009829524551
14 78507169034687468202172591