# A187707 (b-file synthesized from sequence entry)
1 2
2 72
3 322
4 1718
5 2904
6 9834
7 13324
8 31000
9 49910
10 84760
11 98226
12 211526
13 234336
14 325654
15 454612
16 691052
17 742006
18 1152832
19 1224538
20 1765938