A152178 - cp's OEIS frontend

A152178 Smallest prime factor of G-n, where G is any sufficiently large power tower of 3, e.g., Graham's number.

n	a(n)
0	3
1	2
2	5
3	2
4	107
5	2
6	3
7	2
8	101
9	2
10	29
11	2
12	3
13	2
14	13
15	2
16	3626257
17	2
18	3
19	2
20	7
21	2
22	5
23	2
24	3
25	2
26	1511
27	2
28	173
29	2
30	3
31	2
32	5
33	2
34	7
35	2
36	3
37	2
38	197
39	2
40	13
41	2
42	3
43	2
44	17491
45	2
46	18540593
47	2
48	3
49	2
50	53
51	2
52	5
53	2
54	3
55	2
56	19
57	2
58	17
59	2
60	3
61	2
62	5
63	2
64	11
65	2
66	3
67	2
68	29
69	2
70	97
71	2
72	3
73	2
74	251

[3, 2, 5, 2, 107, 2, 3, 2, 101, 2, 29, 2, 3, 2, 13, 2, 3626257, 2, 3, 2, 7, 2, 5, 2, 3, 2, 1511, 2, 173, 2, 3, 2, 5, 2, 7, 2, 3, 2, 197, 2, 13, 2, 3, 2, 17491, 2, 18540593, 2, 3, 2, 53, 2, 5, 2, 3, 2, 19, 2, 17, 2, 3, 2, 5, 2, 11, 2, 3, 2, 29, 2, 97, 2, 3, 2, 251]

cp's OEIS Frontend

A152178 Smallest prime factor of G-n, where G is any sufficiently large power tower of 3, e.g., Graham's number.

Table of values

List of values