# A032347 (b-file synthesized from sequence entry)
0 1
1 0
2 1
3 2
4 6
5 21
6 82
7 354
8 1671
9 8536
10 46814
11 273907
12 1700828
13 11158746
14 77057021
15 558234902
16 4230337018
17 33448622893
18 275322101318
19 2354401779494
20 20878592918183
21 191682453823420
22 1819147694792802