# A299507 (b-file synthesized from sequence entry)
0 1
1 3
2 33
3 387
4 4737
5 59523
6 761121
7 9854211
8 128772609
9 1694927619
10 22437369633
11 298419470979
12 3984500221569
13 53376363001731
14 717044895641121
15 9656091923587587
16 130310873022310401
17 1761872309456567811
18 23861153881099854369
19 323634591584064809859