A106473 - OEIS

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A106473 as a simple table

n	a(n)
0	1
1	11
2	121
3	1111
4	12321
5	111111
6	1214121
7	11311311
8	121252121
9	1111111111
10	12341614321
11	111111111111
12	1212127212121
13	11315311351311
14	121412181214121
15	1111111111111111
16	12321612921612321
17	111111111111111111

[1,11,121,1111,12321,111111,1214121,11311311, 121252121,1111111111,12341614321,111111111111, 1212127212121,11315311351311,121412181214121, 1111111111111111,12321612921612321, 111111111111111111]

[1,11,121,1111,12321,111111,1214121,11311311,
 121252121,1111111111,12341614321,111111111111,
 1212127212121,11315311351311,121412181214121,
 1111111111111111,12321612921612321,
 111111111111111111]