A154736 - cp's OEIS frontend

A154736 Define k(0) = 2 and k(m) = m^2-k(m-1) for m >= 1. This is a list of those m for which k(m)+1 and k(m)-1 are both prime.

n	a(n)
1	3
2	4
3	16
4	40
5	64
6	88
7	208
8	280
9	352
10	376
11	460
12	484
13	508
14	520
15	604
16	1012
17	1024
18	1072
19	1168
20	1240
21	1264
22	1336
23	1420
24	1432
25	1444
26	1912
27	2176
28	2212
29	2548
30	2560
31	2632
32	2836
33	2848
34	2872
35	2944
36	2956
37	3184
38	3220
39	3508
40	3616
41	3640
42	3772
43	3868
44	3892
45	3928
46	3940
47	3952

[3, 4, 16, 40, 64, 88, 208, 280, 352, 376, 460, 484, 508, 520, 604, 1012, 1024, 1072, 1168, 1240, 1264, 1336, 1420, 1432, 1444, 1912, 2176, 2212, 2548, 2560, 2632, 2836, 2848, 2872, 2944, 2956, 3184, 3220, 3508, 3616, 3640, 3772, 3868, 3892, 3928, 3940, 3952]

cp's OEIS Frontend

A154736 Define k(0) = 2 and k(m) = m^2-k(m-1) for m >= 1. This is a list of those m for which k(m)+1 and k(m)-1 are both prime.

Table of values

List of values