# A211166 (b-file synthesized from sequence entry)
2 4
3 26
4 122
5 572
6 2754
7 13372
8 65350
9 321314
10 1587646
11 7876706
12 39213336
13 195797006
14 980139194
15 4917428112
16 24719569686
17 124480093754
18 627818178180
19 3170837715984