A165304 - OEIS

A165304 as a simple table

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	12
8	34
9	56
10	123
11	45
12	61
13	23
14	456
15	1234
16	561
17	234
18	5612
19	345
20	612
21	3456
22	12345
23	6123
24	4561
25	2345
26	61234
27	56123
28	45612
29	34561
30	23456
31	123456
32	1234561
33	234561
34	2345612
35	345612
36	3456123
37	456123
38	4561234
39	561234
40	5612345
41	612345
42	6123456
43	12345612

[1,2,3,4,5,6,12,34,56,123,45,61,23,456,1234,561, 234,5612,345,612,3456,12345,6123,4561,2345,61234, 56123,45612,34561,23456,123456,1234561,234561, 2345612,345612,3456123,456123,4561234,561234, 5612345,612345,6123456,12345612]