A029834 - cp's OEIS frontend

A029834 A discrete version of the Mangoldt function: if n is prime then floor(log(n)) else 0.

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	2
12	0
13	2
14	0
15	0
16	0
17	2
18	0
19	2
20	0
21	0
22	0
23	3
24	0
25	0
26	0
27	0
28	0
29	3
30	0
31	3
32	0
33	0
34	0
35	0
36	0
37	3
38	0
39	0
40	0
41	3
42	0
43	3
44	0
45	0
46	0
47	3
48	0
49	0
50	0
51	0
52	0
53	3
54	0
55	0
56	0
57	0
58	0
59	4
60	0
61	4
62	0
63	0
64	0
65	0
66	0
67	4
68	0
69	0
70	0
71	4
72	0
73	4
74	0
75	0
76	0
77	0
78	0
79	4
80	0
81	0
82	0
83	4
84	0
85	0
86	0
87	0
88	0
89	4
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	4
98	0
99	0
100	0
101	4
102	0
103	4
104	0
105	0
106	0
107	4
108	0
109	4
110	0
111	0
112	0
113	4
114	0
115	0

[0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 2, 0, 2, 0, 0, 0, 2, 0, 2, 0, 0, 0, 3, 0, 0, 0, 0, 0, 3, 0, 3, 0, 0, 0, 0, 0, 3, 0, 0, 0, 3, 0, 3, 0, 0, 0, 3, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 4, 0, 4, 0, 0, 0, 0, 0, 4, 0, 0, 0, 4, 0, 4, 0, 0, 0, 0, 0, 4, 0, 0, 0, 4, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 4, 0, 4, 0, 0, 0, 4, 0, 4, 0, 0, 0, 4, 0, 0]

cp's OEIS Frontend

A029834 A discrete version of the Mangoldt function: if n is prime then floor(log(n)) else 0.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	2
12	0
13	2
14	0
15	0
16	0
17	2
18	0
19	2
20	0
21	0
22	0
23	3
24	0
25	0
26	0
27	0
28	0
29	3
30	0
31	3
32	0
33	0
34	0
35	0
36	0
37	3
38	0
39	0
40	0
41	3
42	0
43	3
44	0
45	0
46	0
47	3
48	0
49	0
50	0
51	0
52	0
53	3
54	0
55	0
56	0
57	0
58	0
59	4
60	0
61	4
62	0
63	0
64	0
65	0
66	0
67	4
68	0
69	0
70	0
71	4
72	0
73	4
74	0
75	0
76	0
77	0
78	0
79	4
80	0
81	0
82	0
83	4
84	0
85	0
86	0
87	0
88	0
89	4
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	4
98	0
99	0
100	0
101	4
102	0
103	4
104	0
105	0
106	0
107	4
108	0
109	4
110	0
111	0
112	0
113	4
114	0
115	0

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	2
12	0
13	2
14	0
15	0
16	0
17	2
18	0
19	2
20	0
21	0
22	0
23	3
24	0
25	0
26	0
27	0
28	0
29	3
30	0
31	3
32	0
33	0
34	0
35	0
36	0
37	3
38	0
39	0
40	0
41	3
42	0
43	3
44	0
45	0
46	0
47	3
48	0
49	0
50	0
51	0
52	0
53	3
54	0
55	0
56	0
57	0
58	0
59	4
60	0
61	4
62	0
63	0
64	0
65	0
66	0
67	4
68	0
69	0
70	0
71	4
72	0
73	4
74	0
75	0
76	0
77	0
78	0
79	4
80	0
81	0
82	0
83	4
84	0
85	0
86	0
87	0
88	0
89	4
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	4
98	0
99	0
100	0
101	4
102	0
103	4
104	0
105	0
106	0
107	4
108	0
109	4
110	0
111	0
112	0
113	4
114	0
115	0

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	0
7	1
8	0
9	0
10	0
11	2
12	0
13	2
14	0
15	0
16	0
17	2
18	0
19	2
20	0
21	0
22	0
23	3
24	0
25	0
26	0
27	0
28	0
29	3
30	0
31	3
32	0
33	0
34	0
35	0
36	0
37	3
38	0
39	0
40	0
41	3
42	0
43	3
44	0
45	0
46	0
47	3
48	0
49	0
50	0
51	0
52	0
53	3
54	0
55	0
56	0
57	0
58	0
59	4
60	0
61	4
62	0
63	0
64	0
65	0
66	0
67	4
68	0
69	0
70	0
71	4
72	0
73	4
74	0
75	0
76	0
77	0
78	0
79	4
80	0
81	0
82	0
83	4
84	0
85	0
86	0
87	0
88	0
89	4
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	4
98	0
99	0
100	0
101	4
102	0
103	4
104	0
105	0
106	0
107	4
108	0
109	4
110	0
111	0
112	0
113	4
114	0
115	0