A331026 - cp's OEIS frontend

A331026 Lexicographically earliest sequence of distinct positive numbers such that for any n > 0, the n-th nonzero decimal digit in the sequence divides the n-th term.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	18
17	16
18	20
19	17
20	25
21	19
22	24
23	21
24	30
25	22
26	23
27	28
28	26
29	35
30	27
31	36
32	32
33	40
34	34
35	29
36	33
37	38
38	42
39	44
40	39
41	46
42	48
43	50
44	54
45	45
46	55
47	52
48	49
49	51
50	60
51	57
52	56
53	64
54	63
55	68
56	58
57	72
58	66
59	69
60	75
61	80
62	76
63	62
64	84
65	88
66	78
67	81

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 16, 20, 17, 25, 19, 24, 21, 30, 22, 23, 28, 26, 35, 27, 36, 32, 40, 34, 29, 33, 38, 42, 44, 39, 46, 48, 50, 54, 45, 55, 52, 49, 51, 60, 57, 56, 64, 63, 68, 58, 72, 66, 69, 75, 80, 76, 62, 84, 88, 78, 81]

cp's OEIS Frontend

A331026 Lexicographically earliest sequence of distinct positive numbers such that for any n > 0, the n-th nonzero decimal digit in the sequence divides the n-th term.

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	11
12	12
13	13
14	14
15	15
16	18
17	16
18	20
19	17
20	25
21	19
22	24
23	21
24	30
25	22
26	23
27	28
28	26
29	35
30	27
31	36
32	32
33	40
34	34
35	29
36	33
37	38
38	42
39	44
40	39
41	46
42	48
43	50
44	54
45	45
46	55
47	52
48	49
49	51
50	60
51	57
52	56
53	64
54	63
55	68
56	58
57	72
58	66
59	69
60	75
61	80
62	76
63	62
64	84
65	88
66	78
67	81

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	18
17	16
18	20
19	17
20	25
21	19
22	24
23	21
24	30
25	22
26	23
27	28
28	26
29	35
30	27
31	36
32	32
33	40
34	34
35	29
36	33
37	38
38	42
39	44
40	39
41	46
42	48
43	50
44	54
45	45
46	55
47	52
48	49
49	51
50	60
51	57
52	56
53	64
54	63
55	68
56	58
57	72
58	66
59	69
60	75
61	80
62	76
63	62
64	84
65	88
66	78
67	81

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	10
11	11
12	12
13	13
14	14
15	15
16	18
17	16
18	20
19	17
20	25
21	19
22	24
23	21
24	30
25	22
26	23
27	28
28	26
29	35
30	27
31	36
32	32
33	40
34	34
35	29
36	33
37	38
38	42
39	44
40	39
41	46
42	48
43	50
44	54
45	45
46	55
47	52
48	49
49	51
50	60
51	57
52	56
53	64
54	63
55	68
56	58
57	72
58	66
59	69
60	75
61	80
62	76
63	62
64	84
65	88
66	78
67	81