A304904 - cp's OEIS frontend

A304904 Greatest prime p such that 2*n^2 - p is prime.

n	a(n)
2	5
3	13
4	29
5	47
6	67
7	79
8	109
9	157
10	197
11	239
12	283
13	331
14	389
15	443
16	509
17	571
18	643
19	719
20	797
21	877
22	937
23	1051
24	1129
25	1237
26	1321
27	1453
28	1549
29	1669
30	1789
31	1879
32	2029
33	2161
34	2309
35	2447
36	2579
37	2731
38	2857
39	3037
40	3187
41	3359
42	3517

[5, 13, 29, 47, 67, 79, 109, 157, 197, 239, 283, 331, 389, 443, 509, 571, 643, 719, 797, 877, 937, 1051, 1129, 1237, 1321, 1453, 1549, 1669, 1789, 1879, 2029, 2161, 2309, 2447, 2579, 2731, 2857, 3037, 3187, 3359, 3517]

cp's OEIS Frontend

A304904 Greatest prime p such that 2*n^2 - p is prime.

Table of values

List of values