A127199 - OEIS

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A127199 as a simple table

n	a(n)
1	1
2	2
3	11
4	21
5	112
6	211
7	1121
8	2111
9	11212
10	21112
11	112121
12	211121
13	1121211
14	2111211
15	11212112
16	21112111
17	112121122
18	211121111
19	1121211221
20	2111211111

[1,2,11,21,112,211,1121,2111,11212,21112,112121, 211121,1121211,2111211,11212112,21112111, 112121122,211121111,1121211221,2111211111]