A329448 - cp's OEIS frontend

A329448 Numbers n which appear twice in the sequence starting with n and subsequent terms given by 10c + d where c is the number of times (> 0) the least frequent digit d has appeared so far, smallest d in case of tie.

n	a(n)
1	10
2	12
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	22
12	23
13	24
14	25
15	26
16	27
17	28
18	29
19	30
20	34
21	35
22	36
23	37
24	38
25	39
26	40
27	44
28	45
29	46
30	47
31	48
32	49
33	50
34	55
35	56
36	57
37	58
38	59
39	60
40	66
41	67
42	68
43	69
44	70
45	77
46	78
47	79
48	80
49	88
50	89
51	90
52	99
53	100
54	102
55	103
56	104
57	105
58	106
59	107
60	108
61	109
62	115
63	122
64	123
65	124
66	125
67	126
68	127
69	128

[10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 28, 29, 30, 34, 35, 36, 37, 38, 39, 40, 44, 45, 46, 47, 48, 49, 50, 55, 56, 57, 58, 59, 60, 66, 67, 68, 69, 70, 77, 78, 79, 80, 88, 89, 90, 99, 100, 102, 103, 104, 105, 106, 107, 108, 109, 115, 122, 123, 124, 125, 126, 127, 128]

cp's OEIS Frontend

A329448 Numbers n which appear twice in the sequence starting with n and subsequent terms given by 10c + d where c is the number of times (> 0) the least frequent digit d has appeared so far, smallest d in case of tie.

Table of values

List of values

n	a(n)
1	10
2	12
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	22
12	23
13	24
14	25
15	26
16	27
17	28
18	29
19	30
20	34
21	35
22	36
23	37
24	38
25	39
26	40
27	44
28	45
29	46
30	47
31	48
32	49
33	50
34	55
35	56
36	57
37	58
38	59
39	60
40	66
41	67
42	68
43	69
44	70
45	77
46	78
47	79
48	80
49	88
50	89
51	90
52	99
53	100
54	102
55	103
56	104
57	105
58	106
59	107
60	108
61	109
62	115
63	122
64	123
65	124
66	125
67	126
68	127
69	128

n	a(n)
1	10
2	12
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	22
12	23
13	24
14	25
15	26
16	27
17	28
18	29
19	30
20	34
21	35
22	36
23	37
24	38
25	39
26	40
27	44
28	45
29	46
30	47
31	48
32	49
33	50
34	55
35	56
36	57
37	58
38	59
39	60
40	66
41	67
42	68
43	69
44	70
45	77
46	78
47	79
48	80
49	88
50	89
51	90
52	99
53	100
54	102
55	103
56	104
57	105
58	106
59	107
60	108
61	109
62	115
63	122
64	123
65	124
66	125
67	126
68	127
69	128

n	a(n)
1	10
2	12
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	22
12	23
13	24
14	25
15	26
16	27
17	28
18	29
19	30
20	34
21	35
22	36
23	37
24	38
25	39
26	40
27	44
28	45
29	46
30	47
31	48
32	49
33	50
34	55
35	56
36	57
37	58
38	59
39	60
40	66
41	67
42	68
43	69
44	70
45	77
46	78
47	79
48	80
49	88
50	89
51	90
52	99
53	100
54	102
55	103
56	104
57	105
58	106
59	107
60	108
61	109
62	115
63	122
64	123
65	124
66	125
67	126
68	127
69	128