A156625 - cp's OEIS frontend

A156625 Floor(integral of log(x) from 1 to n).

n	a(n)
2	0
3	1
4	2
5	4
6	5
7	7
8	9
9	11
10	14
11	16
12	18
13	21
14	23
15	26
16	29
17	32
18	35
19	37
20	40
21	43
22	47
23	50
24	53
25	56
26	59
27	62
28	66
29	69
30	73
31	76
32	79
33	83
34	86
35	90
36	94
37	97
38	101
39	104
40	108
41	112
42	115
43	119
44	123
45	127
46	131
47	134
48	138
49	142

[0, 1, 2, 4, 5, 7, 9, 11, 14, 16, 18, 21, 23, 26, 29, 32, 35, 37, 40, 43, 47, 50, 53, 56, 59, 62, 66, 69, 73, 76, 79, 83, 86, 90, 94, 97, 101, 104, 108, 112, 115, 119, 123, 127, 131, 134, 138, 142]

cp's OEIS Frontend

A156625 Floor(integral of log(x) from 1 to n).

Table of values

List of values

n	a(n)
2	0
3	1
4	2
5	4
6	5
7	7
8	9
9	11
10	14
11	16
12	18
13	21
14	23
15	26
16	29
17	32
18	35
19	37
20	40
21	43
22	47
23	50
24	53
25	56
26	59
27	62
28	66
29	69
30	73
31	76
32	79
33	83
34	86
35	90
36	94
37	97
38	101
39	104
40	108
41	112
42	115
43	119
44	123
45	127
46	131
47	134
48	138
49	142

n	a(n)
2	0
3	1
4	2
5	4
6	5
7	7
8	9
9	11
10	14
11	16
12	18
13	21
14	23
15	26
16	29
17	32
18	35
19	37
20	40
21	43
22	47
23	50
24	53
25	56
26	59
27	62
28	66
29	69
30	73
31	76
32	79
33	83
34	86
35	90
36	94
37	97
38	101
39	104
40	108
41	112
42	115
43	119
44	123
45	127
46	131
47	134
48	138
49	142

n	a(n)
2	0
3	1
4	2
5	4
6	5
7	7
8	9
9	11
10	14
11	16
12	18
13	21
14	23
15	26
16	29
17	32
18	35
19	37
20	40
21	43
22	47
23	50
24	53
25	56
26	59
27	62
28	66
29	69
30	73
31	76
32	79
33	83
34	86
35	90
36	94
37	97
38	101
39	104
40	108
41	112
42	115
43	119
44	123
45	127
46	131
47	134
48	138
49	142