A138859 - cp's OEIS frontend

A138859 Smallest prime factor of Fibonacci(3n)-1, i.e., A020639(A000071(3n)).

n	a(n)
2	7
3	3
4	11
5	3
6	3
7	5
8	199
9	13
10	13
11	3
12	37
13	3
14	3
15	89
16	5
17	11
18	7
19	3
20	59
21	3
22	3
23	11
24	11
25	37
26	37
27	3
28	370248451
29	3
30	3
31	139
32	13
33	5
34	5
35	3
36	5
37	3
38	3
39	59
40	709
41	557
42	127
43	3
44	11
45	3
46	3
47	5
48	9375829
49	73
50	7
51	3
52	29
53	3
54	3
55	2789
56	5
57	11
58	47
59	3
60	13
61	3
62	3
63	11
64	11
65	13
66	7
67	3
68	809
69	3
70	3
71	953
72	47927441
73	5
74	5

[7, 3, 11, 3, 3, 5, 199, 13, 13, 3, 37, 3, 3, 89, 5, 11, 7, 3, 59, 3, 3, 11, 11, 37, 37, 3, 370248451, 3, 3, 139, 13, 5, 5, 3, 5, 3, 3, 59, 709, 557, 127, 3, 11, 3, 3, 5, 9375829, 73, 7, 3, 29, 3, 3, 2789, 5, 11, 47, 3, 13, 3, 3, 11, 11, 13, 7, 3, 809, 3, 3, 953, 47927441, 5, 5]

cp's OEIS Frontend

A138859 Smallest prime factor of Fibonacci(3n)-1, i.e., A020639(A000071(3n)).

Table of values

List of values