A098753 - OEIS

A098753 as a simple table

n	a(n)
1	10
2	1010
3	1011
4	11
5	110
6	1012
7	12
8	120
9	20
10	2010
11	1013
12	13
13	130
14	30
15	3010
16	1014
17	14
18	140
19	40
20	4010
21	1015
22	15
23	150
24	50
25	5010
26	1016
27	16
28	160
29	60
30	6010
31	1017
32	17
33	170
34	70
35	7010
36	1018
37	18
38	180
39	80
40	8010
41	1019
42	19
43	190
44	90
45	9010
46	1020
47	2011
48	111
49	112
50	121
51	21

[10,1010,1011,11,110,1012,12,120,20,2010,1013,13, 130,30,3010,1014,14,140,40,4010,1015,15,150,50, 5010,1016,16,160,60,6010,1017,17,170,70,7010,1018, 18,180,80,8010,1019,19,190,90,9010,1020,2011,111, 112,121,21]