A164314 - cp's OEIS frontend

A164314 Largest prime factor of n^2 - 2.

n	a(n)
2	2
3	7
4	7
5	23
6	17
7	47
8	31
9	79
10	7
11	17
12	71
13	167
14	97
15	223
16	127
17	41
18	23
19	359
20	199
21	439
22	241
23	31
24	41
25	89
26	337
27	727
28	23
29	839
30	449
31	137
32	73
33	1087
34	577
35	1223
36	647
37	1367
38	103
39	31
40	47
41	73
42	881
43	1847
44	967
45	17
46	151
47	2207
48	1151
49	2399
50	1249
51	113
52	193
53	401
54	47
55	3023
56	1567
57	191

[2, 7, 7, 23, 17, 47, 31, 79, 7, 17, 71, 167, 97, 223, 127, 41, 23, 359, 199, 439, 241, 31, 41, 89, 337, 727, 23, 839, 449, 137, 73, 1087, 577, 1223, 647, 1367, 103, 31, 47, 73, 881, 1847, 967, 17, 151, 2207, 1151, 2399, 1249, 113, 193, 401, 47, 3023, 1567, 191]

cp's OEIS Frontend

A164314 Largest prime factor of n^2 - 2.

Table of values

List of values