A102672 - cp's OEIS frontend

A102672 Number of digits >= 3 in the decimal representations of all integers from 0 to n.

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	5
8	6
9	7
10	7
11	7
12	7
13	8
14	9
15	10
16	11
17	12
18	13
19	14
20	14
21	14
22	14
23	15
24	16
25	17
26	18
27	19
28	20
29	21
30	22
31	23
32	24
33	26
34	28
35	30
36	32
37	34
38	36
39	38
40	39
41	40
42	41
43	43
44	45
45	47
46	49
47	51
48	53
49	55
50	56
51	57
52	58
53	60
54	62
55	64
56	66
57	68
58	70
59	72
60	73
61	74
62	75
63	77
64	79
65	81
66	83
67	85
68	87
69	89
70	90
71	91
72	92
73	94

[0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 8, 9, 10, 11, 12, 13, 14, 14, 14, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 28, 30, 32, 34, 36, 38, 39, 40, 41, 43, 45, 47, 49, 51, 53, 55, 56, 57, 58, 60, 62, 64, 66, 68, 70, 72, 73, 74, 75, 77, 79, 81, 83, 85, 87, 89, 90, 91, 92, 94]

cp's OEIS Frontend

A102672 Number of digits >= 3 in the decimal representations of all integers from 0 to n.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	5
8	6
9	7
10	7
11	7
12	7
13	8
14	9
15	10
16	11
17	12
18	13
19	14
20	14
21	14
22	14
23	15
24	16
25	17
26	18
27	19
28	20
29	21
30	22
31	23
32	24
33	26
34	28
35	30
36	32
37	34
38	36
39	38
40	39
41	40
42	41
43	43
44	45
45	47
46	49
47	51
48	53
49	55
50	56
51	57
52	58
53	60
54	62
55	64
56	66
57	68
58	70
59	72
60	73
61	74
62	75
63	77
64	79
65	81
66	83
67	85
68	87
69	89
70	90
71	91
72	92
73	94

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	5
8	6
9	7
10	7
11	7
12	7
13	8
14	9
15	10
16	11
17	12
18	13
19	14
20	14
21	14
22	14
23	15
24	16
25	17
26	18
27	19
28	20
29	21
30	22
31	23
32	24
33	26
34	28
35	30
36	32
37	34
38	36
39	38
40	39
41	40
42	41
43	43
44	45
45	47
46	49
47	51
48	53
49	55
50	56
51	57
52	58
53	60
54	62
55	64
56	66
57	68
58	70
59	72
60	73
61	74
62	75
63	77
64	79
65	81
66	83
67	85
68	87
69	89
70	90
71	91
72	92
73	94

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	5
8	6
9	7
10	7
11	7
12	7
13	8
14	9
15	10
16	11
17	12
18	13
19	14
20	14
21	14
22	14
23	15
24	16
25	17
26	18
27	19
28	20
29	21
30	22
31	23
32	24
33	26
34	28
35	30
36	32
37	34
38	36
39	38
40	39
41	40
42	41
43	43
44	45
45	47
46	49
47	51
48	53
49	55
50	56
51	57
52	58
53	60
54	62
55	64
56	66
57	68
58	70
59	72
60	73
61	74
62	75
63	77
64	79
65	81
66	83
67	85
68	87
69	89
70	90
71	91
72	92
73	94