A126211 - cp's OEIS frontend

A126211 Number of 9's in decimal expansion of 9^n.

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

[0, 1, 0, 1, 0, 2, 0, 2, 0, 1, 0, 2, 1, 1, 2, 3, 0, 3, 5, 3, 2, 5, 2, 5, 2, 4, 3, 5, 0, 3, 2, 4, 3, 3, 2, 4, 4, 5, 3, 2, 3, 6, 2, 3, 4, 5, 2, 6, 2, 3, 1, 8, 6, 6, 5, 3, 7, 7, 2, 5, 8, 8, 6, 5, 5, 8, 10, 6, 3, 9, 7, 8, 5, 7, 6, 8, 6, 10, 7, 5, 6, 10, 10, 10, 8, 9, 7, 12, 14, 12, 7, 6, 8, 5, 10, 10, 2, 14, 6, 6]

cp's OEIS Frontend

A126211 Number of 9's in decimal expansion of 9^n.

Table of values

List of values

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

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

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