# A146210 (b-file synthesized from sequence entry)
2 4
3 12
4 1938
5 58808
6 475414
7 2193309
8 7466929
9 20973758
10 51518964
11 114522547
12 235503899
13 454805724
14 833826118
15 1463054489
16 2472233877
17 4042999114
18 6424367144