# A111563 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 5
5 13
6 46
7 172
8 777
9 3783
10 20074
11 111604
12 646409
13 3846640
14 23410035
15 144965988
16 910898943
17 5794179218
18 37248630398
19 241676806702
20 1580880366039
21 10416314047854
22 69080674190341
23 460841447382976
24 3090747326749823