A090227 - OEIS

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A090227 as a simple table

n	a(n)
1	11
2	113
3	131
4	311
5	11311
6	131111
7	311111
8	11111311
9	11113111
10	11131111
11	1131111101
12	13111110119
13	311111011919
14	11111011919321
15	1111011919321103
16	1110119193211031
17	110119193211031129
18	10119193211031129101

[11,113,131,311,11311,131111,311111,11111311, 11113111,11131111,1131111101,13111110119, 311111011919,11111011919321,1111011919321103, 1110119193211031,110119193211031129, 10119193211031129101]