A302173 - cp's OEIS frontend

A302173 Lexicographically first sequence of distinct terms such that any set of three successive digits can be reordered as {d, d+1, d+2}, d being the smallest of the three digits.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	7
9	8
10	9
11	78
12	67
13	56
14	45
15	34
16	23
17	12
18	31
19	20
20	120
21	123
22	42
23	312
24	342
25	345
26	64
27	53
28	423
29	453
30	456
31	75
32	645
33	675
34	678
35	97
36	86
37	756
38	786
39	789
40	7867
41	89
42	7897
43	867
44	564
45	534
46	231
47	201
48	234
49	567
50	897
51	8675
52	6453
53	4231
54	2012
55	3120
56	1201
57	2312
58	3123
59	1231
60	2342
61	3423
62	1234
63	2345

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 78, 67, 56, 45, 34, 23, 12, 31, 20, 120, 123, 42, 312, 342, 345, 64, 53, 423, 453, 456, 75, 645, 675, 678, 97, 86, 756, 786, 789, 7867, 89, 7897, 867, 564, 534, 231, 201, 234, 567, 897, 8675, 6453, 4231, 2012, 3120, 1201, 2312, 3123, 1231, 2342, 3423, 1234, 2345]

cp's OEIS Frontend

A302173 Lexicographically first sequence of distinct terms such that any set of three successive digits can be reordered as {d, d+1, d+2}, d being the smallest of the three digits.

Table of values

List of values