A098781 - OEIS

A098781 as a simple table

n	a(n)
1	1
2	12
3	2
4	3
5	34
6	4
7	5
8	56
9	6
10	7
11	78
12	8
13	9
14	900
15	11
16	22
17	33
18	44
19	55
20	66
21	77
22	88
23	9900
24	112
25	23
26	344
27	556
28	67
29	788
30	99001
31	122
32	334
33	45
34	566
35	778
36	89
37	9001
38	1223
39	3445
40	5667
41	7889
42	90011
43	223
44	34455
45	667
46	788900
47	1122
48	3344
49	5566
50	7788
51	990011
52	2233
53	445

[1,12,2,3,34,4,5,56,6,7,78,8,9,900,11,22,33,44,55, 66,77,88,9900,112,23,344,556,67,788,99001,122,334, 45,566,778,89,9001,1223,3445,5667,7889,90011,223, 34455,667,788900,1122,3344,5566,7788,990011,2233, 445]