# A371516 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 82
4 477
5 2901
6 18235
7 117555
8 773085
9 5166478
10 34987170
11 239570655
12 1655933060
13 11538839130
14 80971109712
15 571702698185
16 4058556404958
17 28951715755830
18 207424064434502
19 1491898838023884
20 10768487956456506
21 77977009814421534
22 566310026687320290