A249591 - cp's OEIS frontend

A249591 Lexicographically earliest permutation of the integers such that a(n+1) shares at least one digit with a(n)-1.

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

[1, 10, 9, 8, 7, 6, 5, 4, 3, 2, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 20, 29, 22, 23, 24, 25, 26, 27, 28, 32, 30, 39, 31, 33, 34, 35, 36, 37, 38, 43, 40, 49, 41, 42, 44, 45, 46, 47, 48, 54, 50, 59, 51, 52, 53, 55, 56, 57, 58, 65, 60, 69, 61, 62, 63, 64, 66, 67, 68, 70, 76, 71]

cp's OEIS Frontend

A249591 Lexicographically earliest permutation of the integers such that a(n+1) shares at least one digit with a(n)-1.

Table of values

List of values

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

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

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