A105512 - cp's OEIS frontend

A105512 Number of times 2 is the leading digit of the first n+1 Fibonacci numbers in decimal representation.

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

[0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 16, 16]

cp's OEIS Frontend

A105512 Number of times 2 is the leading digit of the first n+1 Fibonacci numbers in decimal representation.

Table of values

List of values

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

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

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