A372048 - cp's OEIS frontend

A372048 The index of the largest Fibonacci number that divides the sum of Fibonacci numbers with indices 1 through n.

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

[2, 3, 3, 2, 4, 5, 4, 4, 6, 7, 6, 6, 8, 9, 8, 8, 10, 11, 10, 10, 12, 13, 12, 12, 14, 15, 14, 14, 16, 17, 16, 16, 18, 19, 18, 18, 20, 21, 20, 20, 22, 23, 22, 22, 24, 25, 24, 24, 26, 27, 26, 26, 28, 29, 28, 28, 30, 31, 30, 30, 32, 33, 32, 32, 34, 35, 34, 34, 36, 37, 36, 36, 38, 39, 38, 38, 40, 41, 40, 40]

cp's OEIS Frontend

A372048 The index of the largest Fibonacci number that divides the sum of Fibonacci numbers with indices 1 through n.

Table of values

List of values

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

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

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