A338762 - cp's OEIS frontend

A338762 Greatest prime Fibonacci divisor of F(n)^2 + 1 where F(n) is the n-th Fibonacci number, or 0 if no such prime factor exists.

n	a(n)
1	2
2	2
3	5
4	5
5	13
6	13
7	5
8	13
9	89
10	89
11	233
12	233
13	89
14	233
15	1597
16	1597
17	5
18	1597
19	1597
20	13
21	28657
22	28657
23	13
24	28657
25	28657
26	5
27	514229
28	514229
29	2
30	514229
31	514229
32	89
33	13
34	89
35	89
36	13
37	233
38	233
39	0
40	233
41	433494437
42	433494437
43	5
44	433494437
45	2971215073
46	2971215073
47	13
48	2971215073

[2, 2, 5, 5, 13, 13, 5, 13, 89, 89, 233, 233, 89, 233, 1597, 1597, 5, 1597, 1597, 13, 28657, 28657, 13, 28657, 28657, 5, 514229, 514229, 2, 514229, 514229, 89, 13, 89, 89, 13, 233, 233, 0, 233, 433494437, 433494437, 5, 433494437, 2971215073, 2971215073, 13, 2971215073]

cp's OEIS Frontend

A338762 Greatest prime Fibonacci divisor of F(n)^2 + 1 where F(n) is the n-th Fibonacci number, or 0 if no such prime factor exists.

Table of values

List of values