# A195625 (b-file synthesized from sequence entry)
1 1
2 4
3 756
4 435
5 7480
6 1760400
7 178342500
8 107770201
9 77071637784
10 85438755160
11 162402622743
12 150321171634588
13 314779738565193
14 1395140327976600
15 3899078438579384
16 26320772661145332
17 506075333191877232
18 6916169937061302541