# A003660 (b-file synthesized from sequence entry)
7 1
8 2
9 3
10 5
11 5
12 5
13 7
14 5
15 6
16 8
17 8
18 9
19 11
20 11
21 12
22 15
23 14
24 14
25 15
26 14
27 14
28 15
29 15
30 14
31 16