A305938 - cp's OEIS frontend

A305938 Number of powers of 8 having exactly n digits '0' (in base 10), conjectured.

n	a(n)
0	14
1	11
2	15
3	11
4	6
5	12
6	10
7	7
8	14
9	21
10	9
11	9
12	15
13	8
14	6
15	10
16	8
17	13
18	11
19	13
20	7
21	10
22	12
23	8
24	16
25	10
26	10
27	10
28	9
29	14
30	18
31	11
32	15
33	12
34	9
35	9
36	10
37	17
38	8
39	12
40	8
41	12
42	9
43	8
44	8
45	12
46	10
47	17
48	12
49	6
50	16

[14, 11, 15, 11, 6, 12, 10, 7, 14, 21, 9, 9, 15, 8, 6, 10, 8, 13, 11, 13, 7, 10, 12, 8, 16, 10, 10, 10, 9, 14, 18, 11, 15, 12, 9, 9, 10, 17, 8, 12, 8, 12, 9, 8, 8, 12, 10, 17, 12, 6, 16]

cp's OEIS Frontend

A305938 Number of powers of 8 having exactly n digits '0' (in base 10), conjectured.

Table of values

List of values

n	a(n)
0	14
1	11
2	15
3	11
4	6
5	12
6	10
7	7
8	14
9	21
10	9
11	9
12	15
13	8
14	6
15	10
16	8
17	13
18	11
19	13
20	7
21	10
22	12
23	8
24	16
25	10
26	10
27	10
28	9
29	14
30	18
31	11
32	15
33	12
34	9
35	9
36	10
37	17
38	8
39	12
40	8
41	12
42	9
43	8
44	8
45	12
46	10
47	17
48	12
49	6
50	16

n	a(n)
0	14
1	11
2	15
3	11
4	6
5	12
6	10
7	7
8	14
9	21
10	9
11	9
12	15
13	8
14	6
15	10
16	8
17	13
18	11
19	13
20	7
21	10
22	12
23	8
24	16
25	10
26	10
27	10
28	9
29	14
30	18
31	11
32	15
33	12
34	9
35	9
36	10
37	17
38	8
39	12
40	8
41	12
42	9
43	8
44	8
45	12
46	10
47	17
48	12
49	6
50	16

n	a(n)
0	14
1	11
2	15
3	11
4	6
5	12
6	10
7	7
8	14
9	21
10	9
11	9
12	15
13	8
14	6
15	10
16	8
17	13
18	11
19	13
20	7
21	10
22	12
23	8
24	16
25	10
26	10
27	10
28	9
29	14
30	18
31	11
32	15
33	12
34	9
35	9
36	10
37	17
38	8
39	12
40	8
41	12
42	9
43	8
44	8
45	12
46	10
47	17
48	12
49	6
50	16