# A321399 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 3
4 6
5 17
6 70
7 401
8 2969
9 27140
10 296824
11 3805050
12 56375499
13 955491092
14 18372395618
15 397763836270
16 9625919876062
17 258564672432833
18 7659052858050807
19 248738123007194830
20 8812695551133726251
21 339191479636896892415
22 14131494196304254373334