A356876 - cp's OEIS frontend

A356876 Binary weight of the composite numbers (A002808).

n	a(n)
1	1
2	2
3	1
4	2
5	2
6	2
7	3
8	4
9	1
10	2
11	2
12	3
13	3
14	2
15	3
16	3
17	4
18	3
19	4
20	1
21	2
22	2
23	3
24	2
25	3
26	4
27	2
28	3
29	3
30	4
31	4
32	2
33	3
34	3
35	4
36	3
37	4
38	5
39	3
40	4
41	4
42	4
43	5
44	6
45	1
46	2
47	2
48	2
49	3
50	3
51	2
52	3
53	4
54	3
55	4
56	4
57	2
58	3
59	3
60	3
61	4
62	4
63	5
64	3
65	4
66	5
67	4
68	5
69	5
70	6
71	2
72	3
73	4
74	3
75	4
76	3
77	4
78	4
79	4
80	5
81	6
82	3
83	4
84	5
85	4
86	5
87	5
88	6
89	4
90	5
91	5

[1, 2, 1, 2, 2, 2, 3, 4, 1, 2, 2, 3, 3, 2, 3, 3, 4, 3, 4, 1, 2, 2, 3, 2, 3, 4, 2, 3, 3, 4, 4, 2, 3, 3, 4, 3, 4, 5, 3, 4, 4, 4, 5, 6, 1, 2, 2, 2, 3, 3, 2, 3, 4, 3, 4, 4, 2, 3, 3, 3, 4, 4, 5, 3, 4, 5, 4, 5, 5, 6, 2, 3, 4, 3, 4, 3, 4, 4, 4, 5, 6, 3, 4, 5, 4, 5, 5, 6, 4, 5, 5]

cp's OEIS Frontend

A356876 Binary weight of the composite numbers (A002808).

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	2
5	2
6	2
7	3
8	4
9	1
10	2
11	2
12	3
13	3
14	2
15	3
16	3
17	4
18	3
19	4
20	1
21	2
22	2
23	3
24	2
25	3
26	4
27	2
28	3
29	3
30	4
31	4
32	2
33	3
34	3
35	4
36	3
37	4
38	5
39	3
40	4
41	4
42	4
43	5
44	6
45	1
46	2
47	2
48	2
49	3
50	3
51	2
52	3
53	4
54	3
55	4
56	4
57	2
58	3
59	3
60	3
61	4
62	4
63	5
64	3
65	4
66	5
67	4
68	5
69	5
70	6
71	2
72	3
73	4
74	3
75	4
76	3
77	4
78	4
79	4
80	5
81	6
82	3
83	4
84	5
85	4
86	5
87	5
88	6
89	4
90	5
91	5

n	a(n)
1	1
2	2
3	1
4	2
5	2
6	2
7	3
8	4
9	1
10	2
11	2
12	3
13	3
14	2
15	3
16	3
17	4
18	3
19	4
20	1
21	2
22	2
23	3
24	2
25	3
26	4
27	2
28	3
29	3
30	4
31	4
32	2
33	3
34	3
35	4
36	3
37	4
38	5
39	3
40	4
41	4
42	4
43	5
44	6
45	1
46	2
47	2
48	2
49	3
50	3
51	2
52	3
53	4
54	3
55	4
56	4
57	2
58	3
59	3
60	3
61	4
62	4
63	5
64	3
65	4
66	5
67	4
68	5
69	5
70	6
71	2
72	3
73	4
74	3
75	4
76	3
77	4
78	4
79	4
80	5
81	6
82	3
83	4
84	5
85	4
86	5
87	5
88	6
89	4
90	5
91	5

n	a(n)
1	1
2	2
3	1
4	2
5	2
6	2
7	3
8	4
9	1
10	2
11	2
12	3
13	3
14	2
15	3
16	3
17	4
18	3
19	4
20	1
21	2
22	2
23	3
24	2
25	3
26	4
27	2
28	3
29	3
30	4
31	4
32	2
33	3
34	3
35	4
36	3
37	4
38	5
39	3
40	4
41	4
42	4
43	5
44	6
45	1
46	2
47	2
48	2
49	3
50	3
51	2
52	3
53	4
54	3
55	4
56	4
57	2
58	3
59	3
60	3
61	4
62	4
63	5
64	3
65	4
66	5
67	4
68	5
69	5
70	6
71	2
72	3
73	4
74	3
75	4
76	3
77	4
78	4
79	4
80	5
81	6
82	3
83	4
84	5
85	4
86	5
87	5
88	6
89	4
90	5
91	5