A080100 - cp's OEIS frontend

A080100 a(n) = 2^(number of 0's in binary representation of n).

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

[1, 1, 2, 1, 4, 2, 2, 1, 8, 4, 4, 2, 4, 2, 2, 1, 16, 8, 8, 4, 8, 4, 4, 2, 8, 4, 4, 2, 4, 2, 2, 1, 32, 16, 16, 8, 16, 8, 8, 4, 16, 8, 8, 4, 8, 4, 4, 2, 16, 8, 8, 4, 8, 4, 4, 2, 8, 4, 4, 2, 4, 2, 2, 1, 64, 32, 32, 16, 32, 16, 16, 8, 32, 16, 16, 8, 16, 8, 8, 4, 32, 16, 16, 8, 16, 8, 8, 4, 16, 8, 8, 4, 8, 4]

cp's OEIS Frontend

A080100 a(n) = 2^(number of 0's in binary representation of n).

Table of values

List of values

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

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

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