# A004209 (b-file synthesized from sequence entry)
2 10
3 10
4 11
5 10
6 11
7 100
8 10
9 11
10 12
11 101
12 10
13 11
14 12
15 20
16 110
17 10
18 11
19 12
20 13
21 21
22 111
23 10
24 11
25 12
26 13
27 20
28 22
29 1000
30 10
31 11
32 12
33 13
34 14
35 21
36 100
37 1001
38 10
39 11
40 12
41 13
42 14
43 20
44 22
45 101
46 1010
47 10
48 11
49 12
50 13
51 14
52 15
53 21
54 23
55 102
56 1011
57 10
58 11
59 12
60 13
61 14
62 15
63 20
64 22
65 30