# A071154 (b-file synthesized from sequence entry)
1 1
2 11
3 20
4 111
5 120
6 201
7 210
8 300
9 1111
10 1120
11 1201
12 1210
13 1300
14 2011
15 2020
16 2101
17 2110
18 2200
19 3001
20 3010
21 3100
22 4000
23 11111
24 11120
25 11201
26 11210
27 11300
28 12011
29 12020
30 12101
31 12110
32 12200
33 13001
34 13010
35 13100
36 14000
37 20111
38 20120
39 20201