A071273 - OEIS

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A071273 as a simple table

n	a(n)
1	11
2	22
3	33
4	44
5	55
6	66
7	77
8	88
9	99
10	110
11	1111
12	2112
13	3113
14	4114
15	5115
16	6116
17	7117
18	8118
19	9119
20	220
21	1221
22	2222
23	3223
24	4224
25	5225
26	6226
27	7227
28	8228
29	9229
30	330
31	1331
32	2332
33	3333
34	4334
35	5335
36	6336

[11,22,33,44,55,66,77,88,99,110,1111,2112,3113, 4114,5115,6116,7117,8118,9119,220,1221,2222,3223, 4224,5225,6226,7227,8228,9229,330,1331,2332,3333, 4334,5335,6336]