A331215 - cp's OEIS frontend

A331215 Lexicographically earliest sequence of distinct positive integers such that four successive digits are always distinct.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	23
12	14
13	20
14	13
15	24
16	15
17	26
18	17
19	25
20	16
21	27
22	18
23	29
24	30
25	12
26	34
27	19
28	28
29	31
30	40
31	21
32	35
33	41
34	32
35	45
36	36
37	42
38	37
39	46
40	38
41	47
42	39
43	48
44	50
45	43
46	51
47	49
48	52
49	60
50	53
51	61
52	54
53	62
54	57
55	63
56	58
57	64
58	59
59	67
60	80
61	56
62	70
63	81
64	65
65	71
66	68
67	72
68	69
69	73
70	82
71	74
72	83
73	75
74	84
75	76
76	85
77	79
78	86
79	102

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 23, 14, 20, 13, 24, 15, 26, 17, 25, 16, 27, 18, 29, 30, 12, 34, 19, 28, 31, 40, 21, 35, 41, 32, 45, 36, 42, 37, 46, 38, 47, 39, 48, 50, 43, 51, 49, 52, 60, 53, 61, 54, 62, 57, 63, 58, 64, 59, 67, 80, 56, 70, 81, 65, 71, 68, 72, 69, 73, 82, 74, 83, 75, 84, 76, 85, 79, 86, 102]

cp's OEIS Frontend

A331215 Lexicographically earliest sequence of distinct positive integers such that four successive digits are always distinct.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	23
12	14
13	20
14	13
15	24
16	15
17	26
18	17
19	25
20	16
21	27
22	18
23	29
24	30
25	12
26	34
27	19
28	28
29	31
30	40
31	21
32	35
33	41
34	32
35	45
36	36
37	42
38	37
39	46
40	38
41	47
42	39
43	48
44	50
45	43
46	51
47	49
48	52
49	60
50	53
51	61
52	54
53	62
54	57
55	63
56	58
57	64
58	59
59	67
60	80
61	56
62	70
63	81
64	65
65	71
66	68
67	72
68	69
69	73
70	82
71	74
72	83
73	75
74	84
75	76
76	85
77	79
78	86
79	102

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	23
12	14
13	20
14	13
15	24
16	15
17	26
18	17
19	25
20	16
21	27
22	18
23	29
24	30
25	12
26	34
27	19
28	28
29	31
30	40
31	21
32	35
33	41
34	32
35	45
36	36
37	42
38	37
39	46
40	38
41	47
42	39
43	48
44	50
45	43
46	51
47	49
48	52
49	60
50	53
51	61
52	54
53	62
54	57
55	63
56	58
57	64
58	59
59	67
60	80
61	56
62	70
63	81
64	65
65	71
66	68
67	72
68	69
69	73
70	82
71	74
72	83
73	75
74	84
75	76
76	85
77	79
78	86
79	102

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	23
12	14
13	20
14	13
15	24
16	15
17	26
18	17
19	25
20	16
21	27
22	18
23	29
24	30
25	12
26	34
27	19
28	28
29	31
30	40
31	21
32	35
33	41
34	32
35	45
36	36
37	42
38	37
39	46
40	38
41	47
42	39
43	48
44	50
45	43
46	51
47	49
48	52
49	60
50	53
51	61
52	54
53	62
54	57
55	63
56	58
57	64
58	59
59	67
60	80
61	56
62	70
63	81
64	65
65	71
66	68
67	72
68	69
69	73
70	82
71	74
72	83
73	75
74	84
75	76
76	85
77	79
78	86
79	102