A122118 - cp's OEIS frontend

A122118 Least prime factor of 2^n + 5^n.

n	a(n)
0	2
1	7
2	29
3	7
4	641
5	7
6	29
7	7
8	17
9	7
10	29
11	7
12	641
13	7
14	29
15	7
16	97
17	7
18	29
19	7
20	641
21	7
22	29
23	7
24	17
25	7
26	29
27	7
28	641
29	7
30	29
31	7
32	193
33	7
34	29
35	7
36	73
37	7
38	29
39	7
40	17
41	7
42	29
43	7
44	641
45	7
46	29
47	7
48	97
49	7
50	29
51	7
52	641
53	7
54	29
55	7
56	17
57	7
58	29
59	7
60	641
61	7
62	29
63	7
64	274568286337
65	7
66	29
67	7
68	137
69	7
70	29
71	7
72	17
73	7
74	29
75	7
76	457

[2, 7, 29, 7, 641, 7, 29, 7, 17, 7, 29, 7, 641, 7, 29, 7, 97, 7, 29, 7, 641, 7, 29, 7, 17, 7, 29, 7, 641, 7, 29, 7, 193, 7, 29, 7, 73, 7, 29, 7, 17, 7, 29, 7, 641, 7, 29, 7, 97, 7, 29, 7, 641, 7, 29, 7, 17, 7, 29, 7, 641, 7, 29, 7, 274568286337, 7, 29, 7, 137, 7, 29, 7, 17, 7, 29, 7, 457]

cp's OEIS Frontend

A122118 Least prime factor of 2^n + 5^n.

Table of values

List of values