A265740 - cp's OEIS frontend

A265740 a(1)=1; a(n+1) is the smallest positive integer not yet used such that all the digits of a(n) and a(n+1) are present in the decimal expansion (including any leading and trailing zeros) of a(n)/a(n+1).

n	a(n)
1	1
2	6
3	13
4	10
5	14
6	17
7	7
8	8
9	19
10	23
11	21
12	29
13	34
14	31
15	3
16	38
17	28
18	46
19	47
20	35
21	39
22	49
23	43
24	51
25	42
26	41
27	48
28	53
29	26
30	12
31	57
32	58
33	59
34	2
35	61
36	24
37	68
38	11
39	52
40	63
41	22
42	69
43	62
44	71
45	56
46	65
47	76
48	81
49	44
50	67
51	64
52	83
53	85
54	78
55	77
56	79
57	72
58	70
59	80
60	87
61	84
62	86
63	89
64	9
65	91
66	92
67	73

[1, 6, 13, 10, 14, 17, 7, 8, 19, 23, 21, 29, 34, 31, 3, 38, 28, 46, 47, 35, 39, 49, 43, 51, 42, 41, 48, 53, 26, 12, 57, 58, 59, 2, 61, 24, 68, 11, 52, 63, 22, 69, 62, 71, 56, 65, 76, 81, 44, 67, 64, 83, 85, 78, 77, 79, 72, 70, 80, 87, 84, 86, 89, 9, 91, 92, 73]

cp's OEIS Frontend

A265740 a(1)=1; a(n+1) is the smallest positive integer not yet used such that all the digits of a(n) and a(n+1) are present in the decimal expansion (including any leading and trailing zeros) of a(n)/a(n+1).

Table of values

List of values

n	a(n)
1	1
2	6
3	13
4	10
5	14
6	17
7	7
8	8
9	19
10	23
11	21
12	29
13	34
14	31
15	3
16	38
17	28
18	46
19	47
20	35
21	39
22	49
23	43
24	51
25	42
26	41
27	48
28	53
29	26
30	12
31	57
32	58
33	59
34	2
35	61
36	24
37	68
38	11
39	52
40	63
41	22
42	69
43	62
44	71
45	56
46	65
47	76
48	81
49	44
50	67
51	64
52	83
53	85
54	78
55	77
56	79
57	72
58	70
59	80
60	87
61	84
62	86
63	89
64	9
65	91
66	92
67	73

n	a(n)
1	1
2	6
3	13
4	10
5	14
6	17
7	7
8	8
9	19
10	23
11	21
12	29
13	34
14	31
15	3
16	38
17	28
18	46
19	47
20	35
21	39
22	49
23	43
24	51
25	42
26	41
27	48
28	53
29	26
30	12
31	57
32	58
33	59
34	2
35	61
36	24
37	68
38	11
39	52
40	63
41	22
42	69
43	62
44	71
45	56
46	65
47	76
48	81
49	44
50	67
51	64
52	83
53	85
54	78
55	77
56	79
57	72
58	70
59	80
60	87
61	84
62	86
63	89
64	9
65	91
66	92
67	73

n	a(n)
1	1
2	6
3	13
4	10
5	14
6	17
7	7
8	8
9	19
10	23
11	21
12	29
13	34
14	31
15	3
16	38
17	28
18	46
19	47
20	35
21	39
22	49
23	43
24	51
25	42
26	41
27	48
28	53
29	26
30	12
31	57
32	58
33	59
34	2
35	61
36	24
37	68
38	11
39	52
40	63
41	22
42	69
43	62
44	71
45	56
46	65
47	76
48	81
49	44
50	67
51	64
52	83
53	85
54	78
55	77
56	79
57	72
58	70
59	80
60	87
61	84
62	86
63	89
64	9
65	91
66	92
67	73