# A339287 (b-file synthesized from sequence entry)
1 1
2 4
3 15
4 105
5 873
6 9997
7 134582
8 2096206
9 36391653
10 693779666
11 14346005530
12 319042302578
13 7579064231400
14 191264021808301
15 5103735168371201
16 143438421861618397
17 4231407420255210941
18 130633362289335958866
19 4209546674788934624394
20 141259712052820378949746