A083557 - cp's OEIS frontend

A083557 a(n) is the greatest prime factor of 3*a(n-1)+2.

n	a(n)
1	3
2	11
3	7
4	23
5	71
6	43
7	131
8	79
9	239
10	719
11	127
12	383
13	1151
14	691
15	83
16	251
17	151
18	13
19	41
20	5
21	17
22	53
23	23
24	71
25	43
26	131
27	79
28	239
29	719
30	127
31	383
32	1151
33	691
34	83
35	251
36	151
37	13
38	41
39	5
40	17
41	53
42	23
43	71
44	43
45	131
46	79
47	239
48	719
49	127
50	383
51	1151
52	691
53	83
54	251
55	151
56	13
57	41
58	5
59	17
60	53
61	23

[3, 11, 7, 23, 71, 43, 131, 79, 239, 719, 127, 383, 1151, 691, 83, 251, 151, 13, 41, 5, 17, 53, 23, 71, 43, 131, 79, 239, 719, 127, 383, 1151, 691, 83, 251, 151, 13, 41, 5, 17, 53, 23, 71, 43, 131, 79, 239, 719, 127, 383, 1151, 691, 83, 251, 151, 13, 41, 5, 17, 53, 23]

cp's OEIS Frontend

A083557 a(n) is the greatest prime factor of 3*a(n-1)+2.

Table of values

List of values