A065717 - cp's OEIS frontend

A065717 Number of 6's in decimal expansion of 2^n.

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

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

cp's OEIS Frontend

A065717 Number of 6's in decimal expansion of 2^n.

Table of values

List of values

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

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

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