A039410 - OEIS

A039410 as a simple table

n	a(n)
1	23
2	32
3	123
4	132
5	203
6	213
7	230
8	231
9	234
10	235
11	236
12	237
13	238
14	239
15	243
16	253
17	263
18	273
19	283
20	293
21	302
22	312
23	320
24	321
25	324
26	325
27	326
28	327
29	328
30	329
31	342
32	352
33	362
34	372
35	382
36	392
37	423
38	432
39	523
40	532
41	623
42	632
43	723
44	732
45	823
46	832
47	923
48	932
49	1023
50	1032

[23,32,123,132,203,213,230,231,234,235,236,237, 238,239,243,253,263,273,283,293,302,312,320,321, 324,325,326,327,328,329,342,352,362,372,382,392, 423,432,523,532,623,632,723,732,823,832,923,932, 1023,1032]