A165305 - OEIS

A165305 as a simple table

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	12
9	34
10	56
11	71
12	23
13	45
14	67
15	123
16	456
17	712
18	345
19	671
20	234
21	567
22	1234
23	5671
24	2345
25	6712
26	3456
27	7123
28	4567
29	12345
30	67123
31	45671
32	23456
33	71234
34	56712
35	34567
36	123456
37	712345
38	671234
39	567123
40	456712
41	345671
42	234567
43	1234567

[1,2,3,4,5,6,7,12,34,56,71,23,45,67,123,456,712, 345,671,234,567,1234,5671,2345,6712,3456,7123, 4567,12345,67123,45671,23456,71234,56712,34567, 123456,712345,671234,567123,456712,345671,234567, 1234567]