# A054421 (b-file synthesized from sequence entry)
1 0
2 1
3 11
4 102
5 882
6 7295
7 58533
8 459484
9 3547860
10 27043405
11 204016879
12 1526141666
13 11336059046
14 83703379691
15 614911337833
16 4497505562616
17 32769214114664
18 237956784843737
19 1722809101653651
20 12440161483566494
21 89616141395864986
22 644202131570116247