# A179487 (b-file synthesized from sequence entry)
3 1
4 3
5 12
6 55
7 276
8 1470
9 8160
10 46692
11 273450
12 1631091
13 9874836
14 60522111
15 374783066
16 2341345848
17 14738239920
18 93389126442
19 595210710006
20 3813127548837
21 24540706889124
22 158592962937843
23 1028721051285840