# A370982 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 6
4 27
5 173
6 1464
7 15414
8 193901
9 2834337
10 47182518
11 880910414
12 18225754839
13 413835006621
14 10230048547292
15 273473280803598
16 7860479860630329
17 241731205891735649
18 7919436892637421066
19 275351783014543431222
20 10126387847107625874803
21 392728180939713131370669