A098729 - cp's OEIS frontend

A098729 Consider the sequence {b(n), n >= 1} of digits of the integers: 0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0... (A033307); a(n) = b(n) + n.

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	15
9	17
10	19
11	12
12	12
13	14
14	15
15	16
16	18
17	18
18	21
19	20
20	24
21	22
22	27
23	24
24	30
25	26
26	33
27	28
28	36
29	30
30	39
31	33
32	32
33	35
34	35
35	37
36	38
37	39
38	41
39	41
40	44
41	43
42	47
43	45
44	50
45	47
46	53
47	49
48	56
49	51
50	59
51	54
52	52
53	56
54	55
55	58
56	58
57	60
58	61
59	62
60	64
61	64
62	67
63	66
64	70
65	68
66	73
67	70
68	76
69	72
70	79
71	75

[1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 12, 12, 14, 15, 16, 18, 18, 21, 20, 24, 22, 27, 24, 30, 26, 33, 28, 36, 30, 39, 33, 32, 35, 35, 37, 38, 39, 41, 41, 44, 43, 47, 45, 50, 47, 53, 49, 56, 51, 59, 54, 52, 56, 55, 58, 58, 60, 61, 62, 64, 64, 67, 66, 70, 68, 73, 70, 76, 72, 79, 75]

cp's OEIS Frontend

A098729 Consider the sequence {b(n), n >= 1} of digits of the integers: 0 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0... (A033307); a(n) = b(n) + n.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	15
9	17
10	19
11	12
12	12
13	14
14	15
15	16
16	18
17	18
18	21
19	20
20	24
21	22
22	27
23	24
24	30
25	26
26	33
27	28
28	36
29	30
30	39
31	33
32	32
33	35
34	35
35	37
36	38
37	39
38	41
39	41
40	44
41	43
42	47
43	45
44	50
45	47
46	53
47	49
48	56
49	51
50	59
51	54
52	52
53	56
54	55
55	58
56	58
57	60
58	61
59	62
60	64
61	64
62	67
63	66
64	70
65	68
66	73
67	70
68	76
69	72
70	79
71	75

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	15
9	17
10	19
11	12
12	12
13	14
14	15
15	16
16	18
17	18
18	21
19	20
20	24
21	22
22	27
23	24
24	30
25	26
26	33
27	28
28	36
29	30
30	39
31	33
32	32
33	35
34	35
35	37
36	38
37	39
38	41
39	41
40	44
41	43
42	47
43	45
44	50
45	47
46	53
47	49
48	56
49	51
50	59
51	54
52	52
53	56
54	55
55	58
56	58
57	60
58	61
59	62
60	64
61	64
62	67
63	66
64	70
65	68
66	73
67	70
68	76
69	72
70	79
71	75

n	a(n)
1	1
2	3
3	5
4	7
5	9
6	11
7	13
8	15
9	17
10	19
11	12
12	12
13	14
14	15
15	16
16	18
17	18
18	21
19	20
20	24
21	22
22	27
23	24
24	30
25	26
26	33
27	28
28	36
29	30
30	39
31	33
32	32
33	35
34	35
35	37
36	38
37	39
38	41
39	41
40	44
41	43
42	47
43	45
44	50
45	47
46	53
47	49
48	56
49	51
50	59
51	54
52	52
53	56
54	55
55	58
56	58
57	60
58	61
59	62
60	64
61	64
62	67
63	66
64	70
65	68
66	73
67	70
68	76
69	72
70	79
71	75