A027870 - cp's OEIS frontend

A027870 Number of zero digits in 2^n.

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

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 2, 3, 1, 1, 1, 1, 1, 0, 1, 0, 2, 3, 2, 2, 2, 1, 1, 2, 2, 3, 2, 2, 2, 1, 1, 0, 1, 3, 3, 1, 0, 1, 1, 1, 0, 0, 2, 4, 2, 0, 2, 3, 1, 1, 0, 3, 5, 3, 3, 4, 2, 3, 4, 1, 1, 4, 5, 5, 6, 6, 7, 5, 5]

cp's OEIS Frontend

A027870 Number of zero digits in 2^n.

Table of values

List of values

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

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

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