# A371826 (b-file synthesized from sequence entry)
0 1
1 2
2 8
3 35
4 170
5 872
6 4740
7 26994
8 161006
9 1001009
10 6476976
11 43480373
12 302250196
13 2170406149
14 16070240276
15 122453910495
16 958755921686
17 7701233828576
18 63381318474768
19 533793776053926
20 4595440308780620
21 40400161269188412
22 362367733795887848