# A213233 (b-file synthesized from sequence entry)
0 1
1 1
2 5
3 39
4 345
5 3512
6 38431
7 451620
8 5587237
9 72275004
10 968509140
11 13361356169
12 188704259571
13 2716467168169
14 39716842554828
15 588125693790055
16 8800638181341593
17 132838773216409675
18 2019626662710709088
19 30891440565153652705
20 474899505740289874276