A043083 - OEIS

A043083 as a simple table

n	a(n)
1	1
2	5
3	41
4	42
5	43
6	44
7	45
8	46
9	47
10	48
11	49
12	50
13	401
14	412
15	423
16	434
17	445
18	456
19	467
20	478
21	489
22	500
23	4001
24	4011
25	4021
26	4031
27	4041
28	4051
29	4061
30	4071
31	4081
32	4091
33	4102
34	4112
35	4122
36	4132
37	4142
38	4152
39	4162
40	4172
41	4182
42	4192
43	4203
44	4213

[1,5,41,42,43,44,45,46,47,48,49,50,401,412,423, 434,445,456,467,478,489,500,4001,4011,4021,4031, 4041,4051,4061,4071,4081,4091,4102,4112,4122,4132, 4142,4152,4162,4172,4182,4192,4203,4213]