A168573 - OEIS

A168573 as a simple table

n	a(n)
1	15
2	34
3	44
4	106
5	115
6	134
7	142
8	155
9	213
10	214
11	314
12	321
13	334
14	404
15	453
16	515
17	713
18	1006
19	1046
20	1114
21	1115
22	1142
23	1214
24	1234
25	1263
26	1402
27	1403
28	1555
29	1703
30	1849
31	2021
32	2031
33	2103
34	2123
35	2234
36	2306
37	2342
38	2434
39	2761
40	3046
41	3062
42	3106
43	3134
44	3142
45	3153
46	3214

[15,34,44,106,115,134,142,155,213,214,314,321,334, 404,453,515,713,1006,1046,1114,1115,1142,1214, 1234,1263,1402,1403,1555,1703,1849,2021,2031,2103, 2123,2234,2306,2342,2434,2761,3046,3062,3106,3134, 3142,3153,3214]