A076643 - OEIS

A076643 as a simple table

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	21
12	31
13	41
14	51
15	61
16	71
17	81
18	91
19	92
20	93
21	94
22	95
23	96
24	97
25	98
26	99
27	101
28	201
29	301
30	401
31	501
32	601
33	701
34	801
35	901
36	911
37	921
38	931
39	941
40	951
41	961
42	971
43	981
44	991
45	992
46	993
47	994
48	995
49	996
50	997
51	998
52	999
53	1001
54	2001
55	3001
56	4001
57	5001
58	6001
59	7001

[1,2,3,4,5,6,7,8,9,11,21,31,41,51,61,71,81,91,92, 93,94,95,96,97,98,99,101,201,301,401,501,601,701, 801,901,911,921,931,941,951,961,971,981,991,992, 993,994,995,996,997,998,999,1001,2001,3001,4001, 5001,6001,7001]